112210112222012 has 12 divisors (see below), whose sum is σ = 224420224444080. Its totient is φ = 48090048095136.

The previous prime is 112210112222009. The next prime is 112210112222027. The reversal of 112210112222012 is 210222211012211.

112210112222012 is an admirable number.

It is a super-2 number, since 2×112210112222012² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

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, 2003752003937 + ... + 2003752003992.

It is an arithmetic number, because the mean of its divisors is an integer number (18701685370340).

Almost surely, 2^{112210112222012} is an apocalyptic number.

It is an amenable number.

112210112222012 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.

112210112222012 is a wasteful number, since it uses less digits than its factorization.

112210112222012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4007504007940 (or 4007504007938 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 20.

Adding to 112210112222012 its reverse (210222211012211), we get a palindrome (322432323234223).

The spelling of 112210112222012 in words is "one hundred twelve trillion, two hundred ten billion, one hundred twelve million, two hundred twenty-two thousand, twelve".