101111202102002 has 24 divisors (see below), whose sum is σ = 165467588698884. Its totient is φ = 46295749124352.

The previous prime is 101111202101989. The next prime is 101111202102013. The reversal of 101111202102002 is 200201202111101.

It can be written as a sum of positive squares in 6 ways, for example, as 93736496061121 + 7374706040881 = 9681761^2 + 2715641^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2363936393 + ... + 2363979164.

Almost surely, 2^{101111202102002} is an apocalyptic number.

101111202102002 is a deficient number, since it is larger than the sum of its proper divisors (64356386596882).

101111202102002 is a wasteful number, since it uses less digits than its factorization.

101111202102002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4727915630 (or 4727915613 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 101111202102002 its reverse (200201202111101), we get a palindrome (301312404213103).

Subtracting 101111202102002 from its reverse (200201202111101), we obtain a palindrome (99090000009099).

The spelling of 101111202102002 in words is "one hundred one trillion, one hundred eleven billion, two hundred two million, one hundred two thousand, two".