313020312 has 32 divisors (see below), whose sum is σ = 853692480. Its totient is φ = 94854560.

The previous prime is 313020289. The next prime is 313020313. The reversal of 313020312 is 213020313.

It is a junction number, because it is equal to n+sod(n) for n = 313020291 and 313020300.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (313020313) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 592578 + ... + 593105.

It is an arithmetic number, because the mean of its divisors is an integer number (26677890).

Almost surely, 2^313020312 is an apocalyptic number.

It is an amenable number.

313020312 is an abundant number, since it is smaller than the sum of its proper divisors (540672168).

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

313020312 is a wasteful number, since it uses less digits than its factorization.

313020312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1185703 (or 1185699 counting only the distinct ones).

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

The square root of 313020312 is about 17692.3800547015. The cubic root of 313020312 is about 678.9808203975.

Adding to 313020312 its reverse (213020313), we get a palindrome (526040625).

Subtracting from 313020312 its reverse (213020313), we obtain a palindrome (99999999).

The spelling of 313020312 in words is "three hundred thirteen million, twenty thousand, three hundred twelve".