111210102020002 has 16 divisors (see below), whose sum is σ = 172568978139960. Its totient is φ = 53687144383488.

The previous prime is 111210102019999. The next prime is 111210102020033. The reversal of 111210102020002 is 200020201012111.

It can be written as a sum of positive squares in 4 ways, for example, as 110602261931121 + 607840088881 = 10516761^2 + 779641^2 .

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, 2333193 + ... + 15095164.

Almost surely, 2^{111210102020002} is an apocalyptic number.

111210102020002 is a deficient number, since it is larger than the sum of its proper divisors (61358876119958).

111210102020002 is a wasteful number, since it uses less digits than its factorization.

111210102020002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17538405.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 111210102020002 its reverse (200020201012111), we get a palindrome (311230303032113).

The spelling of 111210102020002 in words is "one hundred eleven trillion, two hundred ten billion, one hundred two million, twenty thousand, two".