204050520200000 has 168 divisors, whose sum is σ = 506895970269024. Its totient is φ = 81493220160000.

The previous prime is 204050520199979. The next prime is 204050520200047. The reversal of 204050520200000 is 2025050402.

It is a super-2 number, since 2×204050520200000² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 127806647 + ... + 129393353.

It is an arithmetic number, because the mean of its divisors is an integer number (3017237918268).

Almost surely, 2^{204050520200000} is an apocalyptic number.

204050520200000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 204050520200000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (253447985134512).

204050520200000 is an abundant number, since it is smaller than the sum of its proper divisors (302845450069024).

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

204050520200000 is an frugal number, since it uses more digits than its factorization.

204050520200000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1587387 (or 1587357 counting only the distinct ones).

The product of its (nonzero) digits is 800, while the sum is 20.

Adding to 204050520200000 its reverse (2025050402), we get a palindrome (204052545250402).

The spelling of 204050520200000 in words is "two hundred four trillion, fifty billion, five hundred twenty million, two hundred thousand".