111011102202102 has 48 divisors (see below), whose sum is σ = 229479746480640. Its totient is φ = 35799964526160.

The previous prime is 111011102202023. The next prime is 111011102202107. The reversal of 111011102202102 is 201202201110111.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111011102202107) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 17816403 + ... + 23225985.

It is an arithmetic number, because the mean of its divisors is an integer number (4780828051680).

Almost surely, 2^{111011102202102} is an apocalyptic number.

111011102202102 is an abundant number, since it is smaller than the sum of its proper divisors (118468644278538).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

111011102202102 is a wasteful number, since it uses less digits than its factorization.

111011102202102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5413209 (or 5413178 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 111011102202102 its reverse (201202201110111), we get a palindrome (312213303312213).

The spelling of 111011102202102 in words is "one hundred eleven trillion, eleven billion, one hundred two million, two hundred two thousand, one hundred two".