312311102999 has 16 divisors (see below), whose sum is σ = 358686652416. Its totient is φ = 266376708000.

The previous prime is 312311102981. The next prime is 312311103011. The reversal of 312311102999 is 999201113213.

It is a cyclic number.

It is not a de Polignac number, because 312311102999 - 2²⁸ = 312042667543 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (312311102969) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3049769 + ... + 3150509.

It is an arithmetic number, because the mean of its divisors is an integer number (22417915776).

Almost surely, 2^312311102999 is an apocalyptic number.

312311102999 is a deficient number, since it is larger than the sum of its proper divisors (46375549417).

312311102999 is a wasteful number, since it uses less digits than its factorization.

312311102999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102926.

The product of its (nonzero) digits is 26244, while the sum is 41.

The spelling of 312311102999 in words is "three hundred twelve billion, three hundred eleven million, one hundred two thousand, nine hundred ninety-nine".