204122003403 has 32 divisors (see below), whose sum is σ = 292788633600. Its totient is φ = 126087303456.

The previous prime is 204122003389. The next prime is 204122003413. The reversal of 204122003403 is 304300221402.

It is not a de Polignac number, because 204122003403 - 2⁹ = 204122002891 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 204122003403.

It is not an unprimeable number, because it can be changed into a prime (204122003413) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3882550 + ... + 3934772.

It is an arithmetic number, because the mean of its divisors is an integer number (9149644800).

Almost surely, 2^204122003403 is an apocalyptic number.

204122003403 is a deficient number, since it is larger than the sum of its proper divisors (88666630197).

204122003403 is a wasteful number, since it uses less digits than its factorization.

204122003403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53751.

The product of its (nonzero) digits is 1152, while the sum is 21.

Adding to 204122003403 its reverse (304300221402), we get a palindrome (508422224805).

The spelling of 204122003403 in words is "two hundred four billion, one hundred twenty-two million, three thousand, four hundred three".