204044220434011 has 16 divisors (see below), whose sum is σ = 217733077407744. Its totient is φ = 190767782155104.

The previous prime is 204044220434009. The next prime is 204044220434053. The reversal of 204044220434011 is 110434022440402.

It is a happy number.

It is not a de Polignac number, because 204044220434011 - 2¹ = 204044220434009 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (204044220434711) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 123854775 + ... + 125491408.

It is an arithmetic number, because the mean of its divisors is an integer number (13608317337984).

Almost surely, 2^{204044220434011} is an apocalyptic number.

204044220434011 is a deficient number, since it is larger than the sum of its proper divisors (13688856973733).

204044220434011 is a wasteful number, since it uses less digits than its factorization.

204044220434011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 249347010.

The product of its (nonzero) digits is 24576, while the sum is 31.

Adding to 204044220434011 its reverse (110434022440402), we get a palindrome (314478242874413).

The spelling of 204044220434011 in words is "two hundred four trillion, forty-four billion, two hundred twenty million, four hundred thirty-four thousand, eleven".