204124223 has 2 divisors, whose sum is σ = 204124224. Its totient is φ = 204124222.

The previous prime is 204124213. The next prime is 204124237. The reversal of 204124223 is 322421402.

204124223 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 204124223 - 2¹² = 204120127 is a prime.

It is a Sophie Germain prime.

It is a junction number, because it is equal to n+sod(n) for n = 204124195 and 204124204.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (204124213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 102062111 + 102062112.

It is an arithmetic number, because the mean of its divisors is an integer number (102062112).

Almost surely, 2^204124223 is an apocalyptic number.

204124223 is a deficient number, since it is larger than the sum of its proper divisors (1).

204124223 is an equidigital number, since it uses as much as digits as its factorization.

204124223 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 768, while the sum is 20.

The square root of 204124223 is about 14287.2048700927. The cubic root of 204124223 is about 588.7959962742.

Adding to 204124223 its reverse (322421402), we get a palindrome (526545625).

The spelling of 204124223 in words is "two hundred four million, one hundred twenty-four thousand, two hundred twenty-three".