111100010989 has 12 divisors (see below), whose sum is σ = 122132836000. Its totient is φ = 100987900200.

The previous prime is 111100010953. The next prime is 111100010999. The reversal of 111100010989 is 989010001111.

It is not a de Polignac number, because 111100010989 - 2³⁵ = 76740272621 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 111100010989.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111100010999) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1049512 + ... + 1150510.

Almost surely, 2^111100010989 is an apocalyptic number.

It is an amenable number.

111100010989 is a deficient number, since it is larger than the sum of its proper divisors (11032825011).

111100010989 is a wasteful number, since it uses less digits than its factorization.

111100010989 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110112 (or 110101 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 31.

The spelling of 111100010989 in words is "one hundred eleven billion, one hundred million, ten thousand, nine hundred eighty-nine".