12331003131320 has 32 divisors (see below), whose sum is σ = 28268243032320. Its totient is φ = 4839337077120.

The previous prime is 12331003131247. The next prime is 12331003131397. The reversal of 12331003131320 is 2313130013321.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2908253336 + ... + 2908257575.

It is an arithmetic number, because the mean of its divisors is an integer number (883382594760).

Almost surely, 2^{12331003131320} is an apocalyptic number.

12331003131320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12331003131320 is an abundant number, since it is smaller than the sum of its proper divisors (15937239901000).

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

12331003131320 is a wasteful number, since it uses less digits than its factorization.

12331003131320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5816510975 (or 5816510971 counting only the distinct ones).

The product of its (nonzero) digits is 972, while the sum is 23.

Adding to 12331003131320 its reverse (2313130013321), we get a palindrome (14644133144641).

The spelling of 12331003131320 in words is "twelve trillion, three hundred thirty-one billion, three million, one hundred thirty-one thousand, three hundred twenty".