2111100111202 has 16 divisors (see below), whose sum is σ = 3169662451200. Its totient is φ = 1054546226320.

The previous prime is 2111100111181. The next prime is 2111100111223. The reversal of 2111100111202 is 2021110011112.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (2111100111181) and next prime (2111100111223).

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 7 ways as a sum of consecutive naturals, for example, 16856052 + ... + 16980832.

It is an arithmetic number, because the mean of its divisors is an integer number (198103903200).

Almost surely, 2^{2111100111202} is an apocalyptic number.

2111100111202 is a deficient number, since it is larger than the sum of its proper divisors (1058562339998).

2111100111202 is a wasteful number, since it uses less digits than its factorization.

2111100111202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 132761.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 2111100111202 its reverse (2021110011112), we get a palindrome (4132210122314).

The spelling of 2111100111202 in words is "two trillion, one hundred eleven billion, one hundred million, one hundred eleven thousand, two hundred two".