203313410304401 has 16 divisors (see below), whose sum is σ = 209800525455360. Its totient is φ = 196899179685120.

The previous prime is 203313410304379. The next prime is 203313410304439. The reversal of 203313410304401 is 104403014313302.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 203313410304401 - 2³⁸ = 203038532397457 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (203313410306401) 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, 149222720 + ... + 150579038.

It is an arithmetic number, because the mean of its divisors is an integer number (13112532840960).

Almost surely, 2^{203313410304401} is an apocalyptic number.

It is an amenable number.

203313410304401 is a deficient number, since it is larger than the sum of its proper divisors (6487115150959).

203313410304401 is a wasteful number, since it uses less digits than its factorization.

203313410304401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1383184.

The product of its (nonzero) digits is 10368, while the sum is 29.

Adding to 203313410304401 its reverse (104403014313302), we get a palindrome (307716424617703).

The spelling of 203313410304401 in words is "two hundred three trillion, three hundred thirteen billion, four hundred ten million, three hundred four thousand, four hundred one".