204520205322 has 24 divisors (see below), whose sum is σ = 450637742880. Its totient is φ = 67017920040.

The previous prime is 204520205293. The next prime is 204520205339. The reversal of 204520205322 is 223502025402.

204520205322 is a `hidden beast` number, since 2 + 0 + 452 + 0 + 205 + 3 + 2 + 2 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 96289054 + ... + 96291177.

It is an arithmetic number, because the mean of its divisors is an integer number (18776572620).

Almost surely, 2^204520205322 is an apocalyptic number.

204520205322 is an abundant number, since it is smaller than the sum of its proper divisors (246117537558).

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

204520205322 is a wasteful number, since it uses less digits than its factorization.

204520205322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 192580298 (or 192580295 counting only the distinct ones).

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

The spelling of 204520205322 in words is "two hundred four billion, five hundred twenty million, two hundred five thousand, three hundred twenty-two".