111110100000198 has 32 divisors (see below), whose sum is σ = 239743709858016. Its totient is φ = 34126344745728.

The previous prime is 111110100000187. The next prime is 111110100000281. The reversal of 111110100000198 is 891000001011111.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1278671511 + ... + 1278758402.

It is an arithmetic number, because the mean of its divisors is an integer number (7491990933063).

Almost surely, 2^{111110100000198} is an apocalyptic number.

111110100000198 is an abundant number, since it is smaller than the sum of its proper divisors (128633609857818).

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

111110100000198 is a wasteful number, since it uses less digits than its factorization.

111110100000198 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2557430488.

The product of its (nonzero) digits is 72, while the sum is 24.

The spelling of 111110100000198 in words is "one hundred eleven trillion, one hundred ten billion, one hundred million, one hundred ninety-eight", and thus it is an aban number.