112222122 has 8 divisors (see below), whose sum is σ = 224444256. Its totient is φ = 37407372.

The previous prime is 112222109. The next prime is 112222133. The reversal of 112222122 is 221222211.

It is a sphenic number, since it is the product of 3 distinct primes.

112222122 is an admirable number.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9351838 + ... + 9351849.

It is an arithmetic number, because the mean of its divisors is an integer number (28055532).

Almost surely, 2^112222122 is an apocalyptic number.

112222122 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

112222122 is a wasteful number, since it uses less digits than its factorization.

112222122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18703692.

The product of its digits is 64, while the sum is 15.

The square root of 112222122 is about 10593.4943243483. The cubic root of 112222122 is about 482.3469005163.

Adding to 112222122 its reverse (221222211), we get a palindrome (333444333).

The spelling of 112222122 in words is "one hundred twelve million, two hundred twenty-two thousand, one hundred twenty-two".