331033013312 has 14 divisors (see below), whose sum is σ = 656893635918. Its totient is φ = 165516506624.

The previous prime is 331033013257. The next prime is 331033013327. The reversal of 331033013312 is 213310330133.

It can be written as a sum of positive squares in only one way, i.e., 201041037376 + 129991975936 = 448376^2 + 360544^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2586195353 + ... + 2586195480.

Almost surely, 2^331033013312 is an apocalyptic number.

331033013312 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

331033013312 is a deficient number, since it is larger than the sum of its proper divisors (325860622606).

331033013312 is an equidigital number, since it uses as much as digits as its factorization.

331033013312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5172390845 (or 5172390835 counting only the distinct ones).

The product of its (nonzero) digits is 1458, while the sum is 23.

Adding to 331033013312 its reverse (213310330133), we get a palindrome (544343343445).

The spelling of 331033013312 in words is "three hundred thirty-one billion, thirty-three million, thirteen thousand, three hundred twelve".