111110110998 has 8 divisors (see below), whose sum is σ = 222220222008. Its totient is φ = 37036703664.

The previous prime is 111110110981. The next prime is 111110111027. The reversal of 111110110998 is 899011011111.

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

111110110998 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9259175911 + ... + 9259175922.

It is an arithmetic number, because the mean of its divisors is an integer number (27777527751).

Almost surely, 2^111110110998 is an apocalyptic number.

111110110998 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

111110110998 is a wasteful number, since it uses less digits than its factorization.

111110110998 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18518351838.

The product of its (nonzero) digits is 648, while the sum is 33.

The spelling of 111110110998 in words is "one hundred eleven billion, one hundred ten million, one hundred ten thousand, nine hundred ninety-eight".