112212228 has 24 divisors (see below), whose sum is σ = 262019520. Its totient is φ = 37376800.

The previous prime is 112212227. The next prime is 112212253. The reversal of 112212228 is 822212211.

It is a super-2 number, since 2×112212228² = 25183168225447968, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (112212227) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20353 + ... + 25271.

It is an arithmetic number, because the mean of its divisors is an integer number (10917480).

Almost surely, 2^112212228 is an apocalyptic number.

It is an amenable number.

112212228 is an abundant number, since it is smaller than the sum of its proper divisors (149807292).

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

112212228 is a wasteful number, since it uses less digits than its factorization.

112212228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6827 (or 6825 counting only the distinct ones).

The product of its digits is 256, while the sum is 21.

The square root of 112212228 is about 10593.0273293332. The cubic root of 112212228 is about 482.3327248190.

Adding to 112212228 its reverse (822212211), we get a palindrome (934424439).

The spelling of 112212228 in words is "one hundred twelve million, two hundred twelve thousand, two hundred twenty-eight".