320031000332 has 12 divisors (see below), whose sum is σ = 560465762136. Its totient is φ = 159897925440.

The previous prime is 320031000287. The next prime is 320031000407. The reversal of 320031000332 is 233000130023.

It is a super-2 number, since 2×320031000332² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 320031000332.

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, 29387558 + ... + 29398445.

It is an arithmetic number, because the mean of its divisors is an integer number (46705480178).

Almost surely, 2^320031000332 is an apocalyptic number.

It is an amenable number.

320031000332 is a deficient number, since it is larger than the sum of its proper divisors (240434761804).

320031000332 is a wasteful number, since it uses less digits than its factorization.

320031000332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58787368 (or 58787366 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 17.

Adding to 320031000332 its reverse (233000130023), we get a palindrome (553031130355).

The spelling of 320031000332 in words is "three hundred twenty billion, thirty-one million, three hundred thirty-two", and thus it is an aban number.