112321100 has 18 divisors (see below), whose sum is σ = 243737004. Its totient is φ = 44928400.

The previous prime is 112321093. The next prime is 112321109. The reversal of 112321100 is 1123211.

It is not an unprimeable number, because it can be changed into a prime (112321109) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 561506 + ... + 561705.

Almost surely, 2^112321100 is an apocalyptic number.

112321100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

112321100 is an abundant number, since it is smaller than the sum of its proper divisors (131415904).

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

112321100 is a wasteful number, since it uses less digits than its factorization.

112321100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1123225 (or 1123218 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 11.

The square root of 112321100 is about 10598.1649354971. The cubic root of 112321100 is about 482.4886660962.

Adding to 112321100 its reverse (1123211), we get a palindrome (113444311).

Multiplying 112321100 by its reverse (1123211), we get a square (126160295052100 = 11232110²).

112321100 divided by its reverse (1123211) gives a square (100 = 10²).

The spelling of 112321100 in words is "one hundred twelve million, three hundred twenty-one thousand, one hundred".