313320231312 has 40 divisors (see below), whose sum is σ = 882993380640. Its totient is φ = 94945524480.

The previous prime is 313320231271. The next prime is 313320231337. The reversal of 313320231312 is 213132023313.

It is a Harshad number since it is a multiple of its sum of digits (24).

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, 296704237 + ... + 296705292.

It is an arithmetic number, because the mean of its divisors is an integer number (22074834516).

Almost surely, 2^313320231312 is an apocalyptic number.

It is an amenable number.

313320231312 is an abundant number, since it is smaller than the sum of its proper divisors (569673149328).

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

313320231312 is a wasteful number, since it uses less digits than its factorization.

313320231312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 593409551 (or 593409545 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 24.

Adding to 313320231312 its reverse (213132023313), we get a palindrome (526452254625).

The spelling of 313320231312 in words is "three hundred thirteen billion, three hundred twenty million, two hundred thirty-one thousand, three hundred twelve".