331020013100 has 36 divisors (see below), whose sum is σ = 820929634224. Its totient is φ = 113492575680.

The previous prime is 331020013091. The next prime is 331020013127. The reversal of 331020013100 is 1310020133.

It is a super-2 number, since 2×331020013100² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 236442167 + ... + 236443566.

Almost surely, 2^331020013100 is an apocalyptic number.

It is an amenable number.

331020013100 is an abundant number, since it is smaller than the sum of its proper divisors (489909621124).

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

331020013100 is a wasteful number, since it uses less digits than its factorization.

331020013100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 472885754 (or 472885747 counting only the distinct ones).

The product of its (nonzero) digits is 54, while the sum is 14.

Adding to 331020013100 its reverse (1310020133), we get a palindrome (332330033233).

The spelling of 331020013100 in words is "three hundred thirty-one billion, twenty million, thirteen thousand, one hundred".