222220102112 has 96 divisors (see below), whose sum is σ = 464045137920. Its totient is φ = 104459604480.

The previous prime is 222220102079. The next prime is 222220102193. The reversal of 222220102112 is 211201022222.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 53765198 + ... + 53769330.

It is an arithmetic number, because the mean of its divisors is an integer number (4833803520).

Almost surely, 2^222220102112 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 222220102112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (232022568960).

222220102112 is an abundant number, since it is smaller than the sum of its proper divisors (241825035808).

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

222220102112 is a wasteful number, since it uses less digits than its factorization.

222220102112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4816 (or 4808 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 222220102112 its reverse (211201022222), we get a palindrome (433421124334).

The spelling of 222220102112 in words is "two hundred twenty-two billion, two hundred twenty million, one hundred two thousand, one hundred twelve".