204243203230 has 32 divisors (see below), whose sum is σ = 401985708768. Its totient is φ = 74098713600.

The previous prime is 204243203221. The next prime is 204243203239. The reversal of 204243203230 is 32302342402.

It is an interprime number because it is at equal distance from previous prime (204243203221) and next prime (204243203239).

It is a junction number, because it is equal to n+sod(n) for n = 204243203195 and 204243203204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (204243203239) 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, 2096431 + ... + 2191690.

It is an arithmetic number, because the mean of its divisors is an integer number (12562053399).

Almost surely, 2^204243203230 is an apocalyptic number.

204243203230 is a deficient number, since it is larger than the sum of its proper divisors (197742505538).

204243203230 is a wasteful number, since it uses less digits than its factorization.

204243203230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4288572.

The product of its (nonzero) digits is 6912, while the sum is 25.

Adding to 204243203230 its reverse (32302342402), we get a palindrome (236545545632).

The spelling of 204243203230 in words is "two hundred four billion, two hundred forty-three million, two hundred three thousand, two hundred thirty".