331131113321032 has 16 divisors (see below), whose sum is σ = 621108810240300. Its totient is φ = 165502097256960.

The previous prime is 331131113320981. The next prime is 331131113321119. The reversal of 331131113321032 is 230123311131133.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 321175359305956 + 9955754015076 = 17921366^2 + 3155274^2 .

It is a super-2 number, since 2×331131113321032² (a number of 30 digits) contains 22 as substring.

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, 7932403269 + ... + 7932445012.

Almost surely, 2^{331131113321032} is an apocalyptic number.

It is an amenable number.

331131113321032 is a deficient number, since it is larger than the sum of its proper divisors (289977696919268).

331131113321032 is a wasteful number, since it uses less digits than its factorization.

331131113321032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15864850896 (or 15864850892 counting only the distinct ones).

The product of its (nonzero) digits is 2916, while the sum is 28.

Adding to 331131113321032 its reverse (230123311131133), we get a palindrome (561254424452165).

The spelling of 331131113321032 in words is "three hundred thirty-one trillion, one hundred thirty-one billion, one hundred thirteen million, three hundred twenty-one thousand, thirty-two".