313321323312 has 40 divisors (see below), whose sum is σ = 899348244080. Its totient is φ = 104440440960.

The previous prime is 313321323281. The next prime is 313321323361. The reversal of 313321323312 is 213323123313.

313321323312 is a `hidden beast` number, since 3 + 1 + 3 + 3 + 21 + 323 + 312 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a nude number because it is divisible by every one of its digits.

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, 362639989 + ... + 362640852.

It is an arithmetic number, because the mean of its divisors is an integer number (22483706102).

Almost surely, 2^313321323312 is an apocalyptic number.

It is an amenable number.

313321323312 is an abundant number, since it is smaller than the sum of its proper divisors (586026920768).

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

313321323312 is a wasteful number, since it uses less digits than its factorization.

313321323312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 725280858 (or 725280846 counting only the distinct ones).

The product of its digits is 5832, while the sum is 27.

Adding to 313321323312 its reverse (213323123313), we get a palindrome (526644446625).

The spelling of 313321323312 in words is "three hundred thirteen billion, three hundred twenty-one million, three hundred twenty-three thousand, three hundred twelve".