204022223320 has 64 divisors (see below), whose sum is σ = 477723355200. Its totient is φ = 78322890240.

The previous prime is 204022223261. The next prime is 204022223347. The reversal of 204022223320 is 23322220402.

It is a junction number, because it is equal to n+sod(n) for n = 204022223291 and 204022223300.

It is a congruent number.

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, 332871 + ... + 720310.

It is an arithmetic number, because the mean of its divisors is an integer number (7464427425).

Almost surely, 2^204022223320 is an apocalyptic number.

204022223320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

204022223320 is an abundant number, since it is smaller than the sum of its proper divisors (273701131880).

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

204022223320 is a wasteful number, since it uses less digits than its factorization.

204022223320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1053388 (or 1053384 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 22.

Adding to 204022223320 its reverse (23322220402), we get a palindrome (227344443722).

The spelling of 204022223320 in words is "two hundred four billion, twenty-two million, two hundred twenty-three thousand, three hundred twenty".