312013320231012 has 96 divisors (see below), whose sum is σ = 749303135280000. Its totient is φ = 100977766428672.

The previous prime is 312013320230977. The next prime is 312013320231023. The reversal of 312013320231012 is 210132023310213.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 462522739 + ... + 463196837.

It is an arithmetic number, because the mean of its divisors is an integer number (7805240992500).

Almost surely, 2^{312013320231012} is an apocalyptic number.

It is an amenable number.

312013320231012 is an abundant number, since it is smaller than the sum of its proper divisors (437289815048988).

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

312013320231012 is a wasteful number, since it uses less digits than its factorization.

312013320231012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 676365 (or 676363 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 24.

Adding to 312013320231012 its reverse (210132023310213), we get a palindrome (522145343541225).

The spelling of 312013320231012 in words is "three hundred twelve trillion, thirteen billion, three hundred twenty million, two hundred thirty-one thousand, twelve".