204245001030 has 64 divisors (see below), whose sum is σ = 579532631040. Its totient is φ = 45074757504.

The previous prime is 204245001029. The next prime is 204245001053. The reversal of 204245001030 is 30100542402.

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

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 204245000988 and 204245001006.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 16762794 + ... + 16774973.

It is an arithmetic number, because the mean of its divisors is an integer number (9055197360).

Almost surely, 2^204245001030 is an apocalyptic number.

204245001030 is an abundant number, since it is smaller than the sum of its proper divisors (375287630010).

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

204245001030 is a wasteful number, since it uses less digits than its factorization.

204245001030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33537813.

The product of its (nonzero) digits is 960, while the sum is 21.

Adding to 204245001030 its reverse (30100542402), we get a palindrome (234345543432).

The spelling of 204245001030 in words is "two hundred four billion, two hundred forty-five million, one thousand, thirty".