331122130312 has 16 divisors (see below), whose sum is σ = 621102075840. Its totient is φ = 165494910096.

The previous prime is 331122130301. The next prime is 331122130351. The reversal of 331122130312 is 213031221133.

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, 8248108 + ... + 8288155.

It is an arithmetic number, because the mean of its divisors is an integer number (38818879740).

Almost surely, 2^331122130312 is an apocalyptic number.

It is an amenable number.

331122130312 is a deficient number, since it is larger than the sum of its proper divisors (289979945528).

331122130312 is a wasteful number, since it uses less digits than its factorization.

331122130312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16538772 (or 16538768 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 331122130312 its reverse (213031221133), we get a palindrome (544153351445).

The spelling of 331122130312 in words is "three hundred thirty-one billion, one hundred twenty-two million, one hundred thirty thousand, three hundred twelve".