102101

Properties

Appears in sequences

• Primes having only {0, 1, 2} as digits.at n=29A036953
• Primes whose decimal expansion is a concatenation of two or more consecutive decreasing numbers (no leading zeros allowed).at n=13A052088
• Primes formed by concatenating k with k-1.at n=11A052089
• Coefficients of monic primitive irreducible polynomials over GF(3) listed in lexicographic order.at n=20A058949
• Primes whose sum of digits is 5.at n=30A062341
• Duplicate of A052089.at n=11A068699
• Primes of form 4k+3 written in base 3.at n=32A072805
• Non-palindromic primes which on subtracting their reversal give perfect squares.at n=22A080177
• Primes whose decimal representation also represents a prime in base 3.at n=13A089981
• Primes arising in A099678.at n=6A100502
• Primes with maximal digit = 2.at n=25A106100
• Primes that are a concatenation of 2*k and 2*k+1 or 2*k and 2*k-1 for some k.at n=26A154530
• Primes that are the concatenation of k and k-1 for some k, where the concatenation of k-2 and k-3 is also prime.at n=1A156120
• Prime numbers ending in the prime number 101.at n=26A167626
• Primes which remain prime after reflection across a vertical line through the middle of the number (numbers are written as digital clock style numerals).at n=22A178318
• Primes of the form 100p + 1, where p is prime.at n=28A180469
• Primes in A182040.at n=23A182092
• Numbers whose largest digit of all divisors is 2.at n=33A221697
• Not necessarily palindromic primes of which initial and terminal digits are identical, as written in base 3.at n=26A231278
• Least prime p = prime(n)^2 + prime(n+1)^2 + prime(n+2)^2 + prime(n+3)^2 + q^2, where q > prime(n+3) is also prime.at n=30A263724