203404304204 has 6 divisors (see below), whose sum is σ = 355957532364. Its totient is φ = 101702152100.

The previous prime is 203404304189. The next prime is 203404304209. The reversal of 203404304204 is 402403404302.

It is not an unprimeable number, because it can be changed into a prime (203404304209) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25425538022 + ... + 25425538029.

It is an arithmetic number, because the mean of its divisors is an integer number (59326255394).

Almost surely, 2^203404304204 is an apocalyptic number.

It is an amenable number.

203404304204 is a deficient number, since it is larger than the sum of its proper divisors (152553228160).

203404304204 is a wasteful number, since it uses less digits than its factorization.

203404304204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50851076055 (or 50851076053 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 26.

Adding to 203404304204 its reverse (402403404302), we get a palindrome (605807708506).

The spelling of 203404304204 in words is "two hundred three billion, four hundred four million, three hundred four thousand, two hundred four".