204222244416 has 112 divisors (see below), whose sum is σ = 565410144768. Its totient is φ = 64975564800.

The previous prime is 204222244357. The next prime is 204222244423. The reversal of 204222244416 is 614442222402.

It is a super-2 number, since 2×204222244416² (a number of 23 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (33) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 199486 + ... + 669506.

It is an arithmetic number, because the mean of its divisors is an integer number (5048304864).

Almost surely, 2^204222244416 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 204222244416, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (282705072384).

204222244416 is an abundant number, since it is smaller than the sum of its proper divisors (361187900352).

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

204222244416 is a wasteful number, since it uses less digits than its factorization.

204222244416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 470140 (or 470130 counting only the distinct ones).

The product of its (nonzero) digits is 49152, while the sum is 33.

Adding to 204222244416 its reverse (614442222402), we get a palindrome (818664466818).

The spelling of 204222244416 in words is "two hundred four billion, two hundred twenty-two million, two hundred forty-four thousand, four hundred sixteen".