111120102091 has 8 divisors (see below), whose sum is σ = 111310570368. Its totient is φ = 110929752000.

The previous prime is 111120102073. The next prime is 111120102167. The reversal of 111120102091 is 190201021111.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 111120102091 - 2⁹ = 111120101579 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (111120102011) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1966726 + ... + 2022436.

It is an arithmetic number, because the mean of its divisors is an integer number (13913821296).

Almost surely, 2^111120102091 is an apocalyptic number.

111120102091 is a deficient number, since it is larger than the sum of its proper divisors (190468277).

111120102091 is an equidigital number, since it uses as much as digits as its factorization.

111120102091 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59093.

The product of its (nonzero) digits is 36, while the sum is 19.

The spelling of 111120102091 in words is "one hundred eleven billion, one hundred twenty million, one hundred two thousand, ninety-one".