111200101020988 has 24 divisors (see below), whose sum is σ = 226169696995200. Its totient is φ = 46849437233328.

The previous prime is 111200101020901. The next prime is 111200101021003. The reversal of 111200101020988 is 889020101002111.

It is a super-2 number, since 2×111200101020988² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33656203258 + ... + 33656206561.

It is an arithmetic number, because the mean of its divisors is an integer number (9423737374800).

Almost surely, 2^{111200101020988} is an apocalyptic number.

It is an amenable number.

111200101020988 is an abundant number, since it is smaller than the sum of its proper divisors (114969595974212).

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

111200101020988 is a wasteful number, since it uses less digits than its factorization.

111200101020988 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67312409889 (or 67312409887 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 34.

The spelling of 111200101020988 in words is "one hundred eleven trillion, two hundred billion, one hundred one million, twenty thousand, nine hundred eighty-eight".