313312012113 has 16 divisors (see below), whose sum is σ = 428007226752. Its totient is φ = 203747376000.

The previous prime is 313312012019. The next prime is 313312012121. The reversal of 313312012113 is 311210213313.

It is a happy number.

It is not a de Polignac number, because 313312012113 - 2¹⁷ = 313311881041 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 313312012113.

It is not an unprimeable number, because it can be changed into a prime (313312012213) 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, 574443 + ... + 978063.

It is an arithmetic number, because the mean of its divisors is an integer number (26750451672).

Almost surely, 2^313312012113 is an apocalyptic number.

It is an amenable number.

313312012113 is a deficient number, since it is larger than the sum of its proper divisors (114695214639).

313312012113 is a wasteful number, since it uses less digits than its factorization.

313312012113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 409976.

The product of its (nonzero) digits is 324, while the sum is 21.

Adding to 313312012113 its reverse (311210213313), we get a palindrome (624522225426).

The spelling of 313312012113 in words is "three hundred thirteen billion, three hundred twelve million, twelve thousand, one hundred thirteen".