111101198 has 8 divisors (see below), whose sum is σ = 179471208. Its totient is φ = 51277464.

The previous prime is 111101173. The next prime is 111101311. The reversal of 111101198 is 891101111.

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

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, 2136536 + ... + 2136587.

It is an arithmetic number, because the mean of its divisors is an integer number (22433901).

Almost surely, 2^111101198 is an apocalyptic number.

111101198 is a deficient number, since it is larger than the sum of its proper divisors (68370010).

111101198 is a wasteful number, since it uses less digits than its factorization.

111101198 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4273138.

The product of its (nonzero) digits is 72, while the sum is 23.

The square root of 111101198 is about 10540.4553032590. The cubic root of 111101198 is about 480.7355591637.

The spelling of 111101198 in words is "one hundred eleven million, one hundred one thousand, one hundred ninety-eight".