320013112 has 16 divisors (see below), whose sum is σ = 601638840. Its totient is φ = 159576096.

The previous prime is 320013101. The next prime is 320013131. The reversal of 320013112 is 211310023.

It is a junction number, because it is equal to n+sod(n) for n = 320013092 and 320013101.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 50638 + ... + 56605.

Almost surely, 2^320013112 is an apocalyptic number.

It is an amenable number.

320013112 is a deficient number, since it is larger than the sum of its proper divisors (281625728).

320013112 is a wasteful number, since it uses less digits than its factorization.

320013112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 107622 (or 107618 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 13.

The square root of 320013112 is about 17888.9103077857. The cubic root of 320013112 is about 683.9997207117. Note that the first 3 decimals are identical.

Adding to 320013112 its reverse (211310023), we get a palindrome (531323135).

The spelling of 320013112 in words is "three hundred twenty million, thirteen thousand, one hundred twelve".