111000100985 has 16 divisors (see below), whose sum is σ = 141060600576. Its totient is φ = 83561626368.

The previous prime is 111000100979. The next prime is 111000101011. The reversal of 111000100985 is 589001000111.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-111000100985 is a prime.

It is a Duffinian number.

It is a Curzon 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, 374462 + ... + 601848.

It is an arithmetic number, because the mean of its divisors is an integer number (8816287536).

Almost surely, 2^111000100985 is an apocalyptic number.

It is an amenable number.

111000100985 is a deficient number, since it is larger than the sum of its proper divisors (30060499591).

111000100985 is a wasteful number, since it uses less digits than its factorization.

111000100985 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 233152.

The product of its (nonzero) digits is 360, while the sum is 26.

The spelling of 111000100985 in words is "one hundred eleven billion, one hundred thousand, nine hundred eighty-five".