320311011200 has 96 divisors (see below), whose sum is σ = 791429501520. Its totient is φ = 128098304000.

The previous prime is 320311011161. The next prime is 320311011233. The reversal of 320311011200 is 2110113023.

It is a congruent number.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 26333120 + ... + 26345280.

Almost surely, 2^320311011200 is an apocalyptic number.

It is an amenable number.

320311011200 is an abundant number, since it is smaller than the sum of its proper divisors (471118490320).

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

320311011200 is a wasteful number, since it uses less digits than its factorization.

320311011200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20416 (or 20399 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 14.

Adding to 320311011200 its reverse (2110113023), we get a palindrome (322421124223).

The spelling of 320311011200 in words is "three hundred twenty billion, three hundred eleven million, eleven thousand, two hundred".