12031330300000 has 144 divisors (see below), whose sum is σ = 32297956017264. Its totient is φ = 4375028800000.

The previous prime is 12031330299997. The next prime is 12031330300063. The reversal of 12031330300000 is 303313021.

It is a Harshad number since it is a multiple of its sum of digits (16).

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, 4368787 + ... + 6568786.

It is an arithmetic number, because the mean of its divisors is an integer number (224291361231).

Almost surely, 2^{12031330300000} is an apocalyptic number.

12031330300000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12031330300000 is an abundant number, since it is smaller than the sum of its proper divisors (20266625717264).

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

12031330300000 is an equidigital number, since it uses as much as digits as its factorization.

12031330300000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10937619 (or 10937591 counting only the distinct ones).

The product of its (nonzero) digits is 162, while the sum is 16.

Adding to 12031330300000 its reverse (303313021), we get a palindrome (12031633613021).

The spelling of 12031330300000 in words is "twelve trillion, thirty-one billion, three hundred thirty million, three hundred thousand".