331121945021167 has 2 divisors, whose sum is σ = 331121945021168. Its totient is φ = 331121945021166.

The previous prime is 331121945021123. The next prime is 331121945021177. The reversal of 331121945021167 is 761120549121133.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 331121945021167 - 2²⁷ = 331121810803439 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (331121945021177) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 165560972510583 + 165560972510584.

It is an arithmetic number, because the mean of its divisors is an integer number (165560972510584).

Almost surely, 2^{331121945021167} is an apocalyptic number.

331121945021167 is a deficient number, since it is larger than the sum of its proper divisors (1).

331121945021167 is an equidigital number, since it uses as much as digits as its factorization.

331121945021167 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 272160, while the sum is 46.

The spelling of 331121945021167 in words is "three hundred thirty-one trillion, one hundred twenty-one billion, nine hundred forty-five million, twenty-one thousand, one hundred sixty-seven".