112210212222 has 40 divisors (see below), whose sum is σ = 251592015576. Its totient is φ = 37379896848.

The previous prime is 112210212197. The next prime is 112210212239. The reversal of 112210212222 is 222212012211.

It is a happy number.

112210212222 is a `hidden beast` number, since 11 + 221 + 0 + 212 + 222 = 666.

It is a super-2 number, since 2×112210212222² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 112210212195 and 112210212204.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 41853 + ... + 475575.

Almost surely, 2^112210212222 is an apocalyptic number.

112210212222 is an abundant number, since it is smaller than the sum of its proper divisors (139381803354).

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

112210212222 is a wasteful number, since it uses less digits than its factorization.

112210212222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 435334 (or 435325 counting only the distinct ones).

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

Adding to 112210212222 its reverse (222212012211), we get a palindrome (334422224433).

The spelling of 112210212222 in words is "one hundred twelve billion, two hundred ten million, two hundred twelve thousand, two hundred twenty-two".