112189110 has 128 divisors (see below), whose sum is σ = 320371200. Its totient is φ = 24837120.

The previous prime is 112189087. The next prime is 112189111. The reversal of 112189110 is 11981211.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112189111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 181522 + ... + 182138.

It is an arithmetic number, because the mean of its divisors is an integer number (2502900).

Almost surely, 2^112189110 is an apocalyptic number.

112189110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 112189110, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (160185600).

112189110 is an abundant number, since it is smaller than the sum of its proper divisors (208182090).

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

112189110 is a wasteful number, since it uses less digits than its factorization.

112189110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 686.

The product of its (nonzero) digits is 144, while the sum is 24.

The square root of 112189110 is about 10591.9360836440. The cubic root of 112189110 is about 482.2995990954.

The spelling of 112189110 in words is "one hundred twelve million, one hundred eighty-nine thousand, one hundred ten".