2322222112 has 72 divisors (see below), whose sum is σ = 5344269840. Its totient is φ = 990380160.

The previous prime is 2322222109. The next prime is 2322222113. The reversal of 2322222112 is 2112222232.

It is a self number, because there is not a number n which added to its sum of digits gives 2322222112.

It is not an unprimeable number, because it can be changed into a prime (2322222113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 327339 + ... + 334357.

It is an arithmetic number, because the mean of its divisors is an integer number (74225970).

Almost surely, 2^2322222112 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 2322222112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2672134920).

2322222112 is an abundant number, since it is smaller than the sum of its proper divisors (3022047728).

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

2322222112 is a wasteful number, since it uses less digits than its factorization.

2322222112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7254 (or 7239 counting only the distinct ones).

The product of its digits is 384, while the sum is 19.

The square root of 2322222112 is about 48189.4398390353. The cubic root of 2322222112 is about 1324.2437097581.

Adding to 2322222112 its reverse (2112222232), we get a palindrome (4434444344).

The spelling of 2322222112 in words is "two billion, three hundred twenty-two million, two hundred twenty-two thousand, one hundred twelve".