322001

Properties

Appears in sequences

• Numbers k such that the reversal of sigma*(k) equals the sum of the reversals of the anti-divisors of k, where sigma*(k) is the sum of the anti-divisors of k.at n=21A203616
• a(n+1) is the smallest prime > a(n) such that the digits of a(n) are all (with multiplicity) contained in the digits of a(n+1), with a(1)=2.at n=23A242904
• Centered 25-gonal primes.at n=37A276264
• Prime numbersat n=27768