204300221341220 has 48 divisors (see below), whose sum is σ = 430005459784320. Its totient is φ = 81534380818176.

The previous prime is 204300221341217. The next prime is 204300221341243. The reversal of 204300221341220 is 22143122003402.

It is a self number, because there is not a number n which added to its sum of digits gives 204300221341220.

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, 779185664 + ... + 779447816.

It is an arithmetic number, because the mean of its divisors is an integer number (8958447078840).

Almost surely, 2^{204300221341220} is an apocalyptic number.

204300221341220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

204300221341220 is an abundant number, since it is smaller than the sum of its proper divisors (225705238443100).

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

204300221341220 is a wasteful number, since it uses less digits than its factorization.

204300221341220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 350564 (or 350562 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 26.

Adding to 204300221341220 its reverse (22143122003402), we get a palindrome (226443343344622).

The spelling of 204300221341220 in words is "two hundred four trillion, three hundred billion, two hundred twenty-one million, three hundred forty-one thousand, two hundred twenty".