204022400043000 has 512 divisors, whose sum is σ = 794669696870400. Its totient is φ = 42338225664000.

The previous prime is 204022400042987. The next prime is 204022400043017. The reversal of 204022400043000 is 340004220402.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 174283636 + ... + 175450364.

It is an arithmetic number, because the mean of its divisors is an integer number (1552089251700).

Almost surely, 2^{204022400043000} is an apocalyptic number.

204022400043000 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 204022400043000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (397334848435200).

204022400043000 is an abundant number, since it is smaller than the sum of its proper divisors (590647296827400).

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

204022400043000 is a wasteful number, since it uses less digits than its factorization.

204022400043000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1167528 (or 1167514 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 21.

Adding to 204022400043000 its reverse (340004220402), we get a palindrome (204362404263402).

The spelling of 204022400043000 in words is "two hundred four trillion, twenty-two billion, four hundred million, forty-three thousand".