331310120011320 has 32 divisors (see below), whose sum is σ = 993930360034320. Its totient is φ = 88349365336320.

The previous prime is 331310120011309. The next prime is 331310120011327. The reversal of 331310120011320 is 23110021013133.

It is a happy number.

It is a super-2 number, since 2×331310120011320² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (331310120011327) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1380458833261 + ... + 1380458833500.

Almost surely, 2^{331310120011320} is an apocalyptic number.

331310120011320 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

331310120011320 is an abundant number, since it is smaller than the sum of its proper divisors (662620240023000).

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

331310120011320 is a wasteful number, since it uses less digits than its factorization.

331310120011320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2760917666775 (or 2760917666771 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 21.

Adding to 331310120011320 its reverse (23110021013133), we get a palindrome (354420141024453).

The spelling of 331310120011320 in words is "three hundred thirty-one trillion, three hundred ten billion, one hundred twenty million, eleven thousand, three hundred twenty".