313231118 has 8 divisors (see below), whose sum is σ = 477810360. Its totient is φ = 153961000.

The previous prime is 313231081. The next prime is 313231123. The reversal of 313231118 is 811132313.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×313231118² = 196227466567059848, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 313231093 and 313231102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1327133 + ... + 1327368.

It is an arithmetic number, because the mean of its divisors is an integer number (59726295).

Almost surely, 2^313231118 is an apocalyptic number.

313231118 is a deficient number, since it is larger than the sum of its proper divisors (164579242).

313231118 is a wasteful number, since it uses less digits than its factorization.

313231118 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2654562.

The product of its digits is 432, while the sum is 23.

The square root of 313231118 is about 17698.3365885046. The cubic root of 313231118 is about 679.1332078582.

The spelling of 313231118 in words is "three hundred thirteen million, two hundred thirty-one thousand, one hundred eighteen".