204221234603 has 2 divisors, whose sum is σ = 204221234604. Its totient is φ = 204221234602.

The previous prime is 204221234579. The next prime is 204221234611. The reversal of 204221234603 is 306432122402.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 204221234603 - 2¹⁶ = 204221169067 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (204221234663) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 102110617301 + 102110617302.

It is an arithmetic number, because the mean of its divisors is an integer number (102110617302).

Almost surely, 2^204221234603 is an apocalyptic number.

204221234603 is a deficient number, since it is larger than the sum of its proper divisors (1).

204221234603 is an equidigital number, since it uses as much as digits as its factorization.

204221234603 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13824, while the sum is 29.

The spelling of 204221234603 in words is "two hundred four billion, two hundred twenty-one million, two hundred thirty-four thousand, six hundred three".