112123400 has 24 divisors (see below), whose sum is σ = 260687370. Its totient is φ = 44849280.

The previous prime is 112123393. The next prime is 112123409. The reversal of 112123400 is 4321211.

It can be written as a sum of positive squares in 3 ways, for example, as 91891396 + 20232004 = 9586^2 + 4498^2 .

It is not an unprimeable number, because it can be changed into a prime (112123409) 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, 280109 + ... + 280508.

Almost surely, 2^112123400 is an apocalyptic number.

112123400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

112123400 is an abundant number, since it is smaller than the sum of its proper divisors (148563970).

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

112123400 is a wasteful number, since it uses less digits than its factorization.

112123400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 560633 (or 560624 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 14.

The square root of 112123400 is about 10588.8337412578. The cubic root of 112123400 is about 482.2054185459.

Adding to 112123400 its reverse (4321211), we get a palindrome (116444611).

The spelling of 112123400 in words is "one hundred twelve million, one hundred twenty-three thousand, four hundred".