331232311049 has 2 divisors, whose sum is σ = 331232311050. Its totient is φ = 331232311048.

The previous prime is 331232311001. The next prime is 331232311061. The reversal of 331232311049 is 940113232133.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 300967446025 + 30264865024 = 548605^2 + 173968^2 .

It is a cyclic number.

It is not a de Polignac number, because 331232311049 - 2⁸ = 331232310793 is a prime.

It is a super-2 number, since 2×331232311049² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (331232316049) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 165616155524 + 165616155525.

It is an arithmetic number, because the mean of its divisors is an integer number (165616155525).

Almost surely, 2^331232311049 is an apocalyptic number.

It is an amenable number.

331232311049 is a deficient number, since it is larger than the sum of its proper divisors (1).

331232311049 is an equidigital number, since it uses as much as digits as its factorization.

331232311049 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11664, while the sum is 32.

The spelling of 331232311049 in words is "three hundred thirty-one billion, two hundred thirty-two million, three hundred eleven thousand, forty-nine".