331211002320120 has 128 divisors (see below), whose sum is σ = 1072044259352640. Its totient is φ = 81378161602560.

The previous prime is 331211002320113. The next prime is 331211002320151. The reversal of 331211002320120 is 21023200112133.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 195380389 + ... + 197068308.

Almost surely, 2^{331211002320120} is an apocalyptic number.

331211002320120 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

331211002320120 is an abundant number, since it is smaller than the sum of its proper divisors (740833257032520).

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

331211002320120 is a wasteful number, since it uses less digits than its factorization.

331211002320120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 392449265 (or 392449261 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 331211002320120 its reverse (21023200112133), we get a palindrome (352234202432253).

The spelling of 331211002320120 in words is "three hundred thirty-one trillion, two hundred eleven billion, two million, three hundred twenty thousand, one hundred twenty".