331440242100 has 72 divisors (see below), whose sum is σ = 1046145938208. Its totient is φ = 80349148800.

The previous prime is 331440242087. The next prime is 331440242129. The reversal of 331440242100 is 1242044133.

331440242100 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×331440242100² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

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, 50214919 + ... + 50221518.

Almost surely, 2^331440242100 is an apocalyptic number.

331440242100 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

331440242100 is an abundant number, since it is smaller than the sum of its proper divisors (714705696108).

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

331440242100 is a wasteful number, since it uses less digits than its factorization.

331440242100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100436465 (or 100436458 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 331440242100 its reverse (1242044133), we get a palindrome (332682286233).

The spelling of 331440242100 in words is "three hundred thirty-one billion, four hundred forty million, two hundred forty-two thousand, one hundred".