222222201112 has 8 divisors (see below), whose sum is σ = 416666627100. Its totient is φ = 111111100552.

The previous prime is 222222201101. The next prime is 222222201191. The reversal of 222222201112 is 211102222222.

It is a tau number, because it is divible by the number of its divisors (8).

It is a self number, because there is not a number n which added to its sum of digits gives 222222201112.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13888887562 + ... + 13888887577.

Almost surely, 2^222222201112 is an apocalyptic number.

It is an amenable number.

222222201112 is a deficient number, since it is larger than the sum of its proper divisors (194444425988).

222222201112 is a wasteful number, since it uses less digits than its factorization.

222222201112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27777775145 (or 27777775141 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 222222201112 its reverse (211102222222), we get a palindrome (433324423334).

The spelling of 222222201112 in words is "two hundred twenty-two billion, two hundred twenty-two million, two hundred one thousand, one hundred twelve".