331224042100 has 144 divisors (see below), whose sum is σ = 842389639168. Its totient is φ = 110677311360.

The previous prime is 331224042059. The next prime is 331224042103. The reversal of 331224042100 is 1240422133.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (331224042103) 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, 13924417 + ... + 13948183.

Almost surely, 2^331224042100 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 331224042100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (421194819584).

331224042100 is an abundant number, since it is smaller than the sum of its proper divisors (511165597068).

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

331224042100 is a wasteful number, since it uses less digits than its factorization.

331224042100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24294 (or 24287 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 22.

Adding to 331224042100 its reverse (1240422133), we get a palindrome (332464464233).

The spelling of 331224042100 in words is "three hundred thirty-one billion, two hundred twenty-four million, forty-two thousand, one hundred".