111101000985 has 192 divisors, whose sum is σ = 215292220416. Its totient is φ = 52665292800.

The previous prime is 111101000981. The next prime is 111101000999. The reversal of 111101000985 is 589000101111.

It is not a de Polignac number, because 111101000985 - 2² = 111101000981 is a prime.

It is not an unprimeable number, because it can be changed into a prime (111101000981) by changing a digit.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 613817595 + ... + 613817775.

It is an arithmetic number, because the mean of its divisors is an integer number (1121313648).

Almost surely, 2^111101000985 is an apocalyptic number.

111101000985 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

111101000985 is a deficient number, since it is larger than the sum of its proper divisors (104191219431).

111101000985 is a wasteful number, since it uses less digits than its factorization.

111101000985 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 536 (or 533 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 27.

The spelling of 111101000985 in words is "one hundred eleven billion, one hundred one million, nine hundred eighty-five", and thus it is an aban number.