222112022121112 has 16 divisors (see below), whose sum is σ = 417530632849200. Its totient is φ = 110770520028000.

The previous prime is 222112022121091. The next prime is 222112022121139. The reversal of 222112022121112 is 211121220211222.

It is a super-2 number, since 2×222112022121112² (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, 35686375764 + ... + 35686381987.

It is an arithmetic number, because the mean of its divisors is an integer number (26095664553075).

Almost surely, 2^{222112022121112} is an apocalyptic number.

It is an amenable number.

222112022121112 is a deficient number, since it is larger than the sum of its proper divisors (195418610728088).

222112022121112 is a wasteful number, since it uses less digits than its factorization.

222112022121112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71372758146 (or 71372758142 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 22.

Adding to 222112022121112 its reverse (211121220211222), we get a palindrome (433233242332334).

The spelling of 222112022121112 in words is "two hundred twenty-two trillion, one hundred twelve billion, twenty-two million, one hundred twenty-one thousand, one hundred twelve".