204021341000 has 64 divisors (see below), whose sum is σ = 478042372080. Its totient is φ = 81500428800.

The previous prime is 204021340997. The next prime is 204021341003. The reversal of 204021341000 is 143120402.

It is an interprime number because it is at equal distance from previous prime (204021340997) and next prime (204021341003).

It can be written as a sum of positive squares in 8 ways, for example, as 34595256004 + 169426084996 = 185998^2 + 411614^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 204021341000.

It is not an unprimeable number, because it can be changed into a prime (204021341003) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 622244 + ... + 891756.

Almost surely, 2^204021341000 is an apocalyptic number.

204021341000 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 204021341000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (239021186040).

204021341000 is an abundant number, since it is smaller than the sum of its proper divisors (274021031080).

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

204021341000 is a wasteful number, since it uses less digits than its factorization.

204021341000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 270291 (or 270277 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 17.

Adding to 204021341000 its reverse (143120402), we get a palindrome (204164461402).

The spelling of 204021341000 in words is "two hundred four billion, twenty-one million, three hundred forty-one thousand".