320040013112 has 16 divisors (see below), whose sum is σ = 609912321000. Its totient is φ = 157396727520.

The previous prime is 320040013061. The next prime is 320040013127. The reversal of 320040013112 is 211310040023.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 327909362 + ... + 327910337.

Almost surely, 2^320040013112 is an apocalyptic number.

It is an amenable number.

320040013112 is a deficient number, since it is larger than the sum of its proper divisors (289872307888).

320040013112 is a wasteful number, since it uses less digits than its factorization.

320040013112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 655819766 (or 655819762 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 320040013112 its reverse (211310040023), we get a palindrome (531350053135).

The spelling of 320040013112 in words is "three hundred twenty billion, forty million, thirteen thousand, one hundred twelve".