331630616123331 has 48 divisors (see below), whose sum is σ = 517666934232576. Its totient is φ = 188287137589824.

The previous prime is 331630616123311. The next prime is 331630616123347. The reversal of 331630616123331 is 133321616036133.

It is not a de Polignac number, because 331630616123331 - 2⁶ = 331630616123267 is a prime.

It is a super-2 number, since 2×331630616123331² (a number of 30 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (331630616123311) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 495564100 + ... + 496232846.

It is an arithmetic number, because the mean of its divisors is an integer number (10784727796512).

Almost surely, 2^{331630616123331} is an apocalyptic number.

331630616123331 is a deficient number, since it is larger than the sum of its proper divisors (186036318109245).

331630616123331 is a wasteful number, since it uses less digits than its factorization.

331630616123331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 690408 (or 690401 counting only the distinct ones).

The product of its (nonzero) digits is 314928, while the sum is 42.

The spelling of 331630616123331 in words is "three hundred thirty-one trillion, six hundred thirty billion, six hundred sixteen million, one hundred twenty-three thousand, three hundred thirty-one".