112121224 has 32 divisors (see below), whose sum is σ = 218131200. Its totient is φ = 53988480.

The previous prime is 112121213. The next prime is 112121237. The reversal of 112121224 is 422121211.

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 112121198 and 112121207.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23749 + ... + 28075.

It is an arithmetic number, because the mean of its divisors is an integer number (6816600).

Almost surely, 2^112121224 is an apocalyptic number.

It is an amenable number.

112121224 is a deficient number, since it is larger than the sum of its proper divisors (106009976).

112121224 is a wasteful number, since it uses less digits than its factorization.

112121224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4453 (or 4449 counting only the distinct ones).

The product of its digits is 64, while the sum is 16.

The square root of 112121224 is about 10588.7309910112. The cubic root of 112121224 is about 482.2022991085.

Adding to 112121224 its reverse (422121211), we get a palindrome (534242435).

The spelling of 112121224 in words is "one hundred twelve million, one hundred twenty-one thousand, two hundred twenty-four".