331204201100 has 72 divisors (see below), whose sum is σ = 728953396080. Its totient is φ = 130604728320.

The previous prime is 331204201079. The next prime is 331204201117. The reversal of 331204201100 is 1102402133.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2426471 + ... + 2559329.

Almost surely, 2^331204201100 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 331204201100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (364476698040).

331204201100 is an abundant number, since it is smaller than the sum of its proper divisors (397749194980).

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

331204201100 is a wasteful number, since it uses less digits than its factorization.

331204201100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 133227 (or 133220 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 331204201100 its reverse (1102402133), we get a palindrome (332306603233).

The spelling of 331204201100 in words is "three hundred thirty-one billion, two hundred four million, two hundred one thousand, one hundred".