203313000313313 has 16 divisors (see below), whose sum is σ = 224814837811200. Its totient is φ = 182318704336080.

The previous prime is 203313000313307. The next prime is 203313000313411. The reversal of 203313000313313 is 313313000313302.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 203313000313313 - 2³⁰ = 203311926571489 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (203313000312313) 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, 109124243 + ... + 110971736.

It is an arithmetic number, because the mean of its divisors is an integer number (14050927363200).

Almost surely, 2^{203313000313313} is an apocalyptic number.

It is an amenable number.

203313000313313 is a deficient number, since it is larger than the sum of its proper divisors (21501837497887).

203313000313313 is a wasteful number, since it uses less digits than its factorization.

203313000313313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 220097132.

The product of its (nonzero) digits is 4374, while the sum is 26.

Adding to 203313000313313 its reverse (313313000313302), we get a palindrome (516626000626615).

The spelling of 203313000313313 in words is "two hundred three trillion, three hundred thirteen billion, three hundred thirteen thousand, three hundred thirteen".