331224402402120 has 64 divisors (see below), whose sum is σ = 996176162531520. Its totient is φ = 88104022389504.

The previous prime is 331224402402119. The next prime is 331224402402133. The reversal of 331224402402120 is 21204204422133.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3476279002 + ... + 3476374281.

It is an arithmetic number, because the mean of its divisors is an integer number (15565252539555).

Almost surely, 2^{331224402402120} is an apocalyptic number.

331224402402120 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

331224402402120 is an abundant number, since it is smaller than the sum of its proper divisors (664951760129400).

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

331224402402120 is a wasteful number, since it uses less digits than its factorization.

331224402402120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6952653694 (or 6952653690 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 30.

Adding to 331224402402120 its reverse (21204204422133), we get a palindrome (352428606824253).

The spelling of 331224402402120 in words is "three hundred thirty-one trillion, two hundred twenty-four billion, four hundred two million, four hundred two thousand, one hundred twenty".