112112321100 has 144 divisors (see below), whose sum is σ = 349783945728. Its totient is φ = 27561058560.

The previous prime is 112112321077. The next prime is 112112321141. The reversal of 112112321100 is 1123211211.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 112112321100.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3051037 + ... + 3087563.

Almost surely, 2^112112321100 is an apocalyptic number.

112112321100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 112112321100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (174891972864).

112112321100 is an abundant number, since it is smaller than the sum of its proper divisors (237671624628).

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

112112321100 is a wasteful number, since it uses less digits than its factorization.

112112321100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37344 (or 37337 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 15.

Adding to 112112321100 its reverse (1123211211), we get a palindrome (113235532311).

The spelling of 112112321100 in words is "one hundred twelve billion, one hundred twelve million, three hundred twenty-one thousand, one hundred".