204404243122003 has 12 divisors (see below), whose sum is σ = 207023398507360. Its totient is φ = 201785886381456.

The previous prime is 204404243121959. The next prime is 204404243122019. The reversal of 204404243122003 is 300221342404402.

It is a de Polignac number, because none of the positive numbers 2^k-204404243122003 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (204404243126003) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4614798325 + ... + 4614842617.

Almost surely, 2^{204404243122003} is an apocalyptic number.

204404243122003 is a deficient number, since it is larger than the sum of its proper divisors (2619155385357).

204404243122003 is an frugal number, since it uses more digits than its factorization.

204404243122003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59658 (or 52015 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 31.

Adding to 204404243122003 its reverse (300221342404402), we get a palindrome (504625585526405).

The spelling of 204404243122003 in words is "two hundred four trillion, four hundred four billion, two hundred forty-three million, one hundred twenty-two thousand, three".