111108888899 has 8 divisors (see below), whose sum is σ = 111627553488. Its totient is φ = 110590894080.

The previous prime is 111108888887. The next prime is 111108888901. The reversal of 111108888899 is 998888801111.

It is a Cunningham number, because it is equal to 333330²-1.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-111108888899 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (111108888599) 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, 166664 + ... + 499994.

It is an arithmetic number, because the mean of its divisors is an integer number (13953444186).

Almost surely, 2^111108888899 is an apocalyptic number.

111108888899 is a deficient number, since it is larger than the sum of its proper divisors (518664589).

111108888899 is a wasteful number, since it uses less digits than its factorization.

111108888899 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 334885.

The product of its (nonzero) digits is 2654208, while the sum is 62.

The spelling of 111108888899 in words is "one hundred eleven billion, one hundred eight million, eight hundred eighty-eight thousand, eight hundred ninety-nine".