120004125931 has 2 divisors, whose sum is σ = 120004125932. Its totient is φ = 120004125930.

The previous prime is 120004125887. The next prime is 120004125953. The reversal of 120004125931 is 139521400021.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 120004125931 - 2²⁵ = 119970571499 is a prime.

It is a super-2 number, since 2×120004125931² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 120004125931.

It is not a weakly prime, because it can be changed into another prime (120004125971) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60002062965 + 60002062966.

It is an arithmetic number, because the mean of its divisors is an integer number (60002062966).

Almost surely, 2^120004125931 is an apocalyptic number.

120004125931 is a deficient number, since it is larger than the sum of its proper divisors (1).

120004125931 is an equidigital number, since it uses as much as digits as its factorization.

120004125931 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2160, while the sum is 28.

Adding to 120004125931 its reverse (139521400021), we get a palindrome (259525525952).

The spelling of 120004125931 in words is "one hundred twenty billion, four million, one hundred twenty-five thousand, nine hundred thirty-one".