320313031112 has 16 divisors (see below), whose sum is σ = 600668967600. Its totient is φ = 160134639760.

The previous prime is 320313031111. The next prime is 320313031127. The reversal of 320313031112 is 211130313023.

It is not an unprimeable number, because it can be changed into a prime (320313031111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2672162 + ... + 2789457.

It is an arithmetic number, because the mean of its divisors is an integer number (37541810475).

Almost surely, 2^320313031112 is an apocalyptic number.

It is an amenable number.

320313031112 is a deficient number, since it is larger than the sum of its proper divisors (280355936488).

320313031112 is a wasteful number, since it uses less digits than its factorization.

320313031112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5468956 (or 5468952 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 20.

Adding to 320313031112 its reverse (211130313023), we get a palindrome (531443344135).

The spelling of 320313031112 in words is "three hundred twenty billion, three hundred thirteen million, thirty-one thousand, one hundred twelve".