112122112 has 18 divisors (see below), whose sum is σ = 223806758. Its totient is φ = 56060928.

The previous prime is 112122061. The next prime is 112122137. The reversal of 112122112 is 211221211.

It can be written as a sum of positive squares in only one way, i.e., 74373376 + 37748736 = 8624^2 + 6144^2 .

It is a nude number because it is divisible by every one of its digits and also a Zuckerman number because it is divisible by the product of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 112122092 and 112122101.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 218733 + ... + 219244.

Almost surely, 2^112122112 is an apocalyptic number.

It is an amenable number.

112122112 is a deficient number, since it is larger than the sum of its proper divisors (111684646).

112122112 is an frugal number, since it uses more digits than its factorization.

112122112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 437993 (or 437979 counting only the distinct ones).

The product of its digits is 16, while the sum is 13.

The square root of 112122112 is about 10588.7729222984. The cubic root of 112122112 is about 482.2035721191.

Adding to 112122112 its reverse (211221211), we get a palindrome (323343323).

Subtracting 112122112 from its reverse (211221211), we obtain a palindrome (99099099).

The spelling of 112122112 in words is "one hundred twelve million, one hundred twenty-two thousand, one hundred twelve".