1112120100198 has 12 divisors (see below), whose sum is σ = 2409593550468. Its totient is φ = 370706700060.

The previous prime is 1112120100187. The next prime is 1112120100199. The reversal of 1112120100198 is 8910010212111.

It is a super-2 number, since 2×1112120100198² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1112120100199) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 30892224988 + ... + 30892225023.

It is an arithmetic number, because the mean of its divisors is an integer number (200799462539).

Almost surely, 2^{1112120100198} is an apocalyptic number.

1112120100198 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

1112120100198 is an abundant number, since it is smaller than the sum of its proper divisors (1297473450270).

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

1112120100198 is a wasteful number, since it uses less digits than its factorization.

1112120100198 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61784450019 (or 61784450016 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 27.

The spelling of 1112120100198 in words is "one trillion, one hundred twelve billion, one hundred twenty million, one hundred thousand, one hundred ninety-eight".