313012321122 has 16 divisors (see below), whose sum is σ = 632102552640. Its totient is φ = 103324455312.

The previous prime is 313012321081. The next prime is 313012321151. The reversal of 313012321122 is 221123210313.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 253245597 + ... + 253246832.

It is an arithmetic number, because the mean of its divisors is an integer number (39506409540).

Almost surely, 2^313012321122 is an apocalyptic number.

313012321122 is an abundant number, since it is smaller than the sum of its proper divisors (319090231518).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

313012321122 is a wasteful number, since it uses less digits than its factorization.

313012321122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 506492537.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 313012321122 its reverse (221123210313), we get a palindrome (534135531435).

The spelling of 313012321122 in words is "three hundred thirteen billion, twelve million, three hundred twenty-one thousand, one hundred twenty-two".