122112112 has 10 divisors (see below), whose sum is σ = 236592248. Its totient is φ = 61056048.

The previous prime is 122112061. The next prime is 122112113. The reversal of 122112112 is 211211221.

It is a super-2 number, since 2×122112112² = 29822735794201088, which contains 22 as substring.

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 = 122112092 and 122112101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122112113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3815988 + ... + 3816019.

Almost surely, 2^122112112 is an apocalyptic number.

It is an amenable number.

122112112 is a deficient number, since it is larger than the sum of its proper divisors (114480136).

122112112 is an equidigital number, since it uses as much as digits as its factorization.

122112112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7632015 (or 7632009 counting only the distinct ones).

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

The square root of 122112112 is about 11050.4349235675. The cubic root of 122112112 is about 496.1194431385.

Adding to 122112112 its reverse (211211221), we get a palindrome (333323333).

The spelling of 122112112 in words is "one hundred twenty-two million, one hundred twelve thousand, one hundred twelve".