331222020000127 has 2 divisors, whose sum is σ = 331222020000128. Its totient is φ = 331222020000126.

The previous prime is 331222020000077. The next prime is 331222020000181. The reversal of 331222020000127 is 721000020222133.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-331222020000127 is a prime.

It is a super-2 number, since 2×331222020000127² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (331222020000197) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 165611010000063 + 165611010000064.

It is an arithmetic number, because the mean of its divisors is an integer number (165611010000064).

Almost surely, 2^{331222020000127} is an apocalyptic number.

331222020000127 is a deficient number, since it is larger than the sum of its proper divisors (1).

331222020000127 is an equidigital number, since it uses as much as digits as its factorization.

331222020000127 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2016, while the sum is 25.

The spelling of 331222020000127 in words is "three hundred thirty-one trillion, two hundred twenty-two billion, twenty million, one hundred twenty-seven", and thus it is an aban number.