11101200111988 has 48 divisors (see below), whose sum is σ = 22359827952000. Its totient is φ = 4724019490176.

The previous prime is 11101200111943. The next prime is 11101200111997. The reversal of 11101200111988 is 88911100210111.

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, 735906 + ... + 4769062.

It is an arithmetic number, because the mean of its divisors is an integer number (465829749000).

Almost surely, 2^{11101200111988} is an apocalyptic number.

It is an amenable number.

11101200111988 is an abundant number, since it is smaller than the sum of its proper divisors (11258627840012).

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

11101200111988 is a wasteful number, since it uses less digits than its factorization.

11101200111988 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4033864 (or 4033862 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 34.

The spelling of 11101200111988 in words is "eleven trillion, one hundred one billion, two hundred million, one hundred eleven thousand, nine hundred eighty-eight".