222212222112 has 48 divisors (see below), whose sum is σ = 584103048480. Its totient is φ = 73969665792.

The previous prime is 222212222101. The next prime is 222212222159. The reversal of 222212222112 is 211222212222.

222212222112 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (48).

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1508562 + ... + 1649297.

It is an arithmetic number, because the mean of its divisors is an integer number (12168813510).

Almost surely, 2^222212222112 is an apocalyptic number.

It is an amenable number.

222212222112 is an abundant number, since it is smaller than the sum of its proper divisors (361890826368).

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

222212222112 is a wasteful number, since it uses less digits than its factorization.

222212222112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3158605 (or 3158597 counting only the distinct ones).

The product of its digits is 512, while the sum is 21.

Adding to 222212222112 its reverse (211222212222), we get a palindrome (433434434334).

The spelling of 222212222112 in words is "two hundred twenty-two billion, two hundred twelve million, two hundred twenty-two thousand, one hundred twelve".