204401122404 has 12 divisors (see below), whose sum is σ = 476935952304. Its totient is φ = 68133707464.

The previous prime is 204401122391. The next prime is 204401122411. The reversal of 204401122404 is 404221104402.

204401122404 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (12).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8516713422 + ... + 8516713445.

It is an arithmetic number, because the mean of its divisors is an integer number (39744662692).

Almost surely, 2^204401122404 is an apocalyptic number.

It is an amenable number.

204401122404 is an abundant number, since it is smaller than the sum of its proper divisors (272534829900).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

204401122404 is a wasteful number, since it uses less digits than its factorization.

204401122404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17033426874 (or 17033426872 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 24.

Adding to 204401122404 its reverse (404221104402), we get a palindrome (608622226806).

The spelling of 204401122404 in words is "two hundred four billion, four hundred one million, one hundred twenty-two thousand, four hundred four".