313320120 has 32 divisors (see below), whose sum is σ = 939960720. Its totient is φ = 83552000.

The previous prime is 313320113. The next prime is 313320151. The reversal of 313320120 is 21023313.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 313320120.

It is a congruent number.

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, 1305381 + ... + 1305620.

Almost surely, 2^313320120 is an apocalyptic number.

313320120 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

313320120 is an abundant number, since it is smaller than the sum of its proper divisors (626640600).

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

313320120 is a wasteful number, since it uses less digits than its factorization.

313320120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2611015 (or 2611011 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 15.

The square root of 313320120 is about 17700.8508270083. The cubic root of 313320120 is about 679.1975251054.

Adding to 313320120 its reverse (21023313), we get a palindrome (334343433).

The spelling of 313320120 in words is "three hundred thirteen million, three hundred twenty thousand, one hundred twenty".