112012212222 has 12 divisors (see below), whose sum is σ = 242693126520. Its totient is φ = 37337404068.

The previous prime is 112012212187. The next prime is 112012212253. The reversal of 112012212222 is 222212210211.

It is a happy number.

112012212222 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (18), and also a Moran number because the ratio is a prime number: 6222900679 = 112012212222 / (1 + 1 + 2 + 0 + 1 + 2 + 2 + 1 + 2 + 2 + 2 + 2).

It is a junction number, because it is equal to n+sod(n) for n = 112012212195 and 112012212204.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3111450322 + ... + 3111450357.

It is an arithmetic number, because the mean of its divisors is an integer number (20224427210).

Almost surely, 2^112012212222 is an apocalyptic number.

112012212222 is an abundant number, since it is smaller than the sum of its proper divisors (130680914298).

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

112012212222 is a wasteful number, since it uses less digits than its factorization.

112012212222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6222900687 (or 6222900684 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 112012212222 its reverse (222212210211), we get a palindrome (334224422433).

The spelling of 112012212222 in words is "one hundred twelve billion, twelve million, two hundred twelve thousand, two hundred twenty-two".