12331002123012 has 48 divisors (see below), whose sum is σ = 28809462269952. Its totient is φ = 4105031371680.

The previous prime is 12331002122993. The next prime is 12331002123061. The reversal of 12331002123012 is 21032120013321.

It is a super-2 number, since 2×12331002123012² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 12331002123012.

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, 158638837 + ... + 158716547.

It is an arithmetic number, because the mean of its divisors is an integer number (600197130624).

Almost surely, 2^{12331002123012} is an apocalyptic number.

12331002123012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12331002123012 is an abundant number, since it is smaller than the sum of its proper divisors (16478460146940).

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

12331002123012 is a wasteful number, since it uses less digits than its factorization.

12331002123012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94608 (or 94606 counting only the distinct ones).

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

Adding to 12331002123012 its reverse (21032120013321), we get a palindrome (33363122136333).

The spelling of 12331002123012 in words is "twelve trillion, three hundred thirty-one billion, two million, one hundred twenty-three thousand, twelve".