204523205203 has 2 divisors, whose sum is σ = 204523205204. Its totient is φ = 204523205202.

The previous prime is 204523205167. The next prime is 204523205221. The reversal of 204523205203 is 302502325402.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-204523205203 is a prime.

It is not a weakly prime, because it can be changed into another prime (204523208203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 102261602601 + 102261602602.

It is an arithmetic number, because the mean of its divisors is an integer number (102261602602).

Almost surely, 2^204523205203 is an apocalyptic number.

204523205203 is a deficient number, since it is larger than the sum of its proper divisors (1).

204523205203 is an equidigital number, since it uses as much as digits as its factorization.

204523205203 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 14400, while the sum is 28.

The spelling of 204523205203 in words is "two hundred four billion, five hundred twenty-three million, two hundred five thousand, two hundred three".