222443440120 has 128 divisors (see below), whose sum is σ = 585579456000. Its totient is φ = 75185210880.

The previous prime is 222443440111. The next prime is 222443440151. The reversal of 222443440120 is 21044344222.

It is a super-2 number, since 2×222443440120² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

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, 192061 + ... + 694099.

It is an arithmetic number, because the mean of its divisors is an integer number (4574839500).

Almost surely, 2^222443440120 is an apocalyptic number.

222443440120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 222443440120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (292789728000).

222443440120 is an abundant number, since it is smaller than the sum of its proper divisors (363136015880).

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

222443440120 is a wasteful number, since it uses less digits than its factorization.

222443440120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 502133 (or 502129 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 28.

Adding to 222443440120 its reverse (21044344222), we get a palindrome (243487784342).

The spelling of 222443440120 in words is "two hundred twenty-two billion, four hundred forty-three million, four hundred forty thousand, one hundred twenty".