111102202102 has 32 divisors (see below), whose sum is σ = 171048407040. Its totient is φ = 54109270080.

The previous prime is 111102202097. The next prime is 111102202129. The reversal of 111102202102 is 201202201111.

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, 3861823 + ... + 3890485.

It is an arithmetic number, because the mean of its divisors is an integer number (5345262720).

Almost surely, 2^111102202102 is an apocalyptic number.

111102202102 is a deficient number, since it is larger than the sum of its proper divisors (59946204938).

111102202102 is a wasteful number, since it uses less digits than its factorization.

111102202102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29068.

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

Adding to 111102202102 its reverse (201202201111), we get a palindrome (312304403213).

Subtracting 111102202102 from its reverse (201202201111), we obtain a palindrome (90099999009).

The spelling of 111102202102 in words is "one hundred eleven billion, one hundred two million, two hundred two thousand, one hundred two".