313133020312 has 32 divisors (see below), whose sum is σ = 700173216000. Its totient is φ = 128365088544.

The previous prime is 313133020307. The next prime is 313133020351. The reversal of 313133020312 is 213020331313.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 121556562 + ... + 121559137.

It is an arithmetic number, because the mean of its divisors is an integer number (21880413000).

Almost surely, 2^313133020312 is an apocalyptic number.

It is an amenable number.

313133020312 is an abundant number, since it is smaller than the sum of its proper divisors (387040195688).

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

313133020312 is a wasteful number, since it uses less digits than its factorization.

313133020312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 243115735 (or 243115731 counting only the distinct ones).

The product of its (nonzero) digits is 972, while the sum is 22.

Adding to 313133020312 its reverse (213020331313), we get a palindrome (526153351625).

The spelling of 313133020312 in words is "three hundred thirteen billion, one hundred thirty-three million, twenty thousand, three hundred twelve".