20204325522 has 12 divisors (see below), whose sum is σ = 43776038670. Its totient is φ = 6734775168.

The previous prime is 20204325481. The next prime is 20204325523. The reversal of 20204325522 is 22552340202.

20204325522 is a `hidden beast` number, since 202 + 0 + 432 + 5 + 5 + 22 = 666.

It can be written as a sum of positive squares in only one way, i.e., 17466001281 + 2738324241 = 132159^2 + 52329^2 .

It is not an unprimeable number, because it can be changed into a prime (20204325523) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 561231247 + ... + 561231282.

Almost surely, 2^20204325522 is an apocalyptic number.

20204325522 is an abundant number, since it is smaller than the sum of its proper divisors (23571713148).

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

20204325522 is a wasteful number, since it uses less digits than its factorization.

20204325522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1122462537 (or 1122462534 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 27.

Adding to 20204325522 its reverse (22552340202), we get a palindrome (42756665724).

The spelling of 20204325522 in words is "twenty billion, two hundred four million, three hundred twenty-five thousand, five hundred twenty-two".