311325602123 has 2 divisors, whose sum is σ = 311325602124. Its totient is φ = 311325602122.

The previous prime is 311325602111. The next prime is 311325602141. The reversal of 311325602123 is 321206523113.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 311325602123 - 2¹² = 311325598027 is a prime.

It is not a weakly prime, because it can be changed into another prime (311325602143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 155662801061 + 155662801062.

It is an arithmetic number, because the mean of its divisors is an integer number (155662801062).

Almost surely, 2^311325602123 is an apocalyptic number.

311325602123 is a deficient number, since it is larger than the sum of its proper divisors (1).

311325602123 is an equidigital number, since it uses as much as digits as its factorization.

311325602123 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6480, while the sum is 29.

The spelling of 311325602123 in words is "three hundred eleven billion, three hundred twenty-five million, six hundred two thousand, one hundred twenty-three".