12102131120232 has 64 divisors (see below), whose sum is σ = 32109037390080. Its totient is φ = 3787978493952.

The previous prime is 12102131120207. The next prime is 12102131120251. The reversal of 12102131120232 is 23202113120121.

It is a junction number, because it is equal to n+sod(n) for n = 12102131120199 and 12102131120208.

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 15 ways as a sum of consecutive naturals, for example, 34075168 + ... + 34428495.

It is an arithmetic number, because the mean of its divisors is an integer number (501703709220).

Almost surely, 2^{12102131120232} is an apocalyptic number.

12102131120232 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12102131120232 is an abundant number, since it is smaller than the sum of its proper divisors (20006906269848).

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

12102131120232 is a wasteful number, since it uses less digits than its factorization.

12102131120232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68504122 (or 68504118 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 21.

Adding to 12102131120232 its reverse (23202113120121), we get a palindrome (35304244240353).

The spelling of 12102131120232 in words is "twelve trillion, one hundred two billion, one hundred thirty-one million, one hundred twenty thousand, two hundred thirty-two".