222213311112 has 128 divisors (see below), whose sum is σ = 601836480000. Its totient is φ = 67966402560.

The previous prime is 222213311087. The next prime is 222213311123. The reversal of 222213311112 is 211113312222.

222213311112 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 47795764 + ... + 47800412.

It is an arithmetic number, because the mean of its divisors is an integer number (4701847500).

Almost surely, 2^222213311112 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 222213311112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (300918240000).

222213311112 is an abundant number, since it is smaller than the sum of its proper divisors (379623168888).

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

222213311112 is a wasteful number, since it uses less digits than its factorization.

222213311112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5551 (or 5547 counting only the distinct ones).

The product of its digits is 288, while the sum is 21.

Adding to 222213311112 its reverse (211113312222), we get a palindrome (433326623334).

It can be divided in two parts, 22221 and 3311112, that added together give a palindrome (3333333).

The spelling of 222213311112 in words is "two hundred twenty-two billion, two hundred thirteen million, three hundred eleven thousand, one hundred twelve".