204404220033 has 32 divisors (see below), whose sum is σ = 315863033472. Its totient is φ = 116447155200.

The previous prime is 204404220029. The next prime is 204404220071. The reversal of 204404220033 is 330022404402.

It is not a de Polignac number, because 204404220033 - 2² = 204404220029 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 204404219985 and 204404220012.

It is not an unprimeable number, because it can be changed into a prime (204404220733) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2486623 + ... + 2567508.

It is an arithmetic number, because the mean of its divisors is an integer number (9870719796).

Almost surely, 2^204404220033 is an apocalyptic number.

It is an amenable number.

204404220033 is a deficient number, since it is larger than the sum of its proper divisors (111458813439).

204404220033 is a wasteful number, since it uses less digits than its factorization.

204404220033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5054225.

The product of its (nonzero) digits is 4608, while the sum is 24.

Adding to 204404220033 its reverse (330022404402), we get a palindrome (534426624435).

The spelling of 204404220033 in words is "two hundred four billion, four hundred four million, two hundred twenty thousand, thirty-three".