204422211330 has 64 divisors (see below), whose sum is σ = 508836556800. Its totient is φ = 52497455360.

The previous prime is 204422211319. The next prime is 204422211353. The reversal of 204422211330 is 33112224402.

It is a happy number.

204422211330 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 204422211330.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 36415 + ... + 640445.

It is an arithmetic number, because the mean of its divisors is an integer number (7950571200).

Almost surely, 2^204422211330 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 204422211330, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (254418278400).

204422211330 is an abundant number, since it is smaller than the sum of its proper divisors (304414345470).

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

204422211330 is a wasteful number, since it uses less digits than its factorization.

204422211330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 604459.

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 204422211330 its reverse (33112224402), we get a palindrome (237534435732).

The spelling of 204422211330 in words is "two hundred four billion, four hundred twenty-two million, two hundred eleven thousand, three hundred thirty".