12021200020102 has 32 divisors (see below), whose sum is σ = 22256574984000. Its totient is φ = 4742013068928.

The previous prime is 12021200020091. The next prime is 12021200020171. The reversal of 12021200020102 is 20102000212021.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is a congruent number.

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, 94564777 + ... + 94691812.

It is an arithmetic number, because the mean of its divisors is an integer number (695517968250).

Almost surely, 2^{12021200020102} is an apocalyptic number.

12021200020102 is a deficient number, since it is larger than the sum of its proper divisors (10235374963898).

12021200020102 is a wasteful number, since it uses less digits than its factorization.

12021200020102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 189256960.

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

Adding to 12021200020102 its reverse (20102000212021), we get a palindrome (32123200232123).

The spelling of 12021200020102 in words is "twelve trillion, twenty-one billion, two hundred million, twenty thousand, one hundred two".