12002021020102 has 16 divisors (see below), whose sum is σ = 18786010849632. Its totient is φ = 5740024037440.

The previous prime is 12002021020051. The next prime is 12002021020139. The reversal of 12002021020102 is 20102012020021.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2090418 + ... + 5326714.

It is an arithmetic number, because the mean of its divisors is an integer number (1174125678102).

Almost surely, 2^{12002021020102} is an apocalyptic number.

12002021020102 is a deficient number, since it is larger than the sum of its proper divisors (6783989829530).

12002021020102 is a wasteful number, since it uses less digits than its factorization.

12002021020102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3316943.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 12002021020102 its reverse (20102012020021), we get a palindrome (32104033040123).

The spelling of 12002021020102 in words is "twelve trillion, two billion, twenty-one million, twenty thousand, one hundred two".