12002002121102 has 24 divisors (see below), whose sum is σ = 21194585515656. Its totient is φ = 5081742719088.

The previous prime is 12002002121099. The next prime is 12002002121171. The reversal of 12002002121102 is 20112120020021.

It is a Harshad number since it is a multiple of its sum of digits (14).

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 11 ways as a sum of consecutive naturals, for example, 737759393 + ... + 737775660.

It is an arithmetic number, because the mean of its divisors is an integer number (883107729819).

Almost surely, 2^{12002002121102} is an apocalyptic number.

12002002121102 is a deficient number, since it is larger than the sum of its proper divisors (9192583394554).

12002002121102 is a wasteful number, since it uses less digits than its factorization.

12002002121102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1475535152 (or 1475535145 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 12002002121102 its reverse (20112120020021), we get a palindrome (32114122141123).

The spelling of 12002002121102 in words is "twelve trillion, two billion, two million, one hundred twenty-one thousand, one hundred two".