222044116 has 48 divisors (see below), whose sum is σ = 466308864. Its totient is φ = 90452736.

The previous prime is 222044111. The next prime is 222044143. The reversal of 222044116 is 611440222.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222044111) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 110416 + ... + 112408.

It is an arithmetic number, because the mean of its divisors is an integer number (9714768).

Almost surely, 2^222044116 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 222044116, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (233154432).

222044116 is an abundant number, since it is smaller than the sum of its proper divisors (244264748).

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

222044116 is a wasteful number, since it uses less digits than its factorization.

222044116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2200 (or 2198 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 22.

The square root of 222044116 is about 14901.1447882369. The cubic root of 222044116 is about 605.5450007843.

Adding to 222044116 its reverse (611440222), we get a palindrome (833484338).

The spelling of 222044116 in words is "two hundred twenty-two million, forty-four thousand, one hundred sixteen".