12002102131212 has 96 divisors (see below), whose sum is σ = 32473168358400. Its totient is φ = 3826319561856.

The previous prime is 12002102131183. The next prime is 12002102131231. The reversal of 12002102131212 is 21213120120021.

12002102131212 is a `hidden beast` number, since 120 + 0 + 210 + 21 + 312 + 1 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

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, 21803464 + ... + 22347152.

It is an arithmetic number, because the mean of its divisors is an integer number (338262170400).

Almost surely, 2^{12002102131212} is an apocalyptic number.

12002102131212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12002102131212 is an abundant number, since it is smaller than the sum of its proper divisors (20471066227188).

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

12002102131212 is a wasteful number, since it uses less digits than its factorization.

12002102131212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 552612 (or 552604 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

Adding to 12002102131212 its reverse (21213120120021), we get a palindrome (33215222251233).

The spelling of 12002102131212 in words is "twelve trillion, two billion, one hundred two million, one hundred thirty-one thousand, two hundred twelve".