222211021112 has 128 divisors (see below), whose sum is σ = 464332176000. Its totient is φ = 99159244800.

The previous prime is 222211021111. The next prime is 222211021141. The reversal of 222211021112 is 211120112222.

222211021112 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222211021111) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 211830764 + ... + 211831812.

It is an arithmetic number, because the mean of its divisors is an integer number (3627595125).

Almost surely, 2^222211021112 is an apocalyptic number.

It is an amenable number.

222211021112 is an abundant number, since it is smaller than the sum of its proper divisors (242121154888).

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

222211021112 is a wasteful number, since it uses less digits than its factorization.

222211021112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1617 (or 1613 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 222211021112 its reverse (211120112222), we get a palindrome (433331133334).

The spelling of 222211021112 in words is "two hundred twenty-two billion, two hundred eleven million, twenty-one thousand, one hundred twelve".