203321321130113 has 4 divisors (see below), whose sum is σ = 203425641974100. Its totient is φ = 203217000286128.

The previous prime is 203321321130049. The next prime is 203321321130119. The reversal of 203321321130113 is 311031123123302.

203321321130113 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 180319590025969 + 23001731104144 = 13428313^2 + 4796012^2 .

It is a cyclic number.

It is not a de Polignac number, because 203321321130113 - 2⁶ = 203321321130049 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (203321321130119) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 52160419070 + ... + 52160422967.

It is an arithmetic number, because the mean of its divisors is an integer number (50856410493525).

Almost surely, 2^{203321321130113} is an apocalyptic number.

It is an amenable number.

203321321130113 is a deficient number, since it is larger than the sum of its proper divisors (104320843987).

203321321130113 is a wasteful number, since it uses less digits than its factorization.

203321321130113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104320843986.

The product of its (nonzero) digits is 1944, while the sum is 26.

Adding to 203321321130113 its reverse (311031123123302), we get a palindrome (514352444253415).

The spelling of 203321321130113 in words is "two hundred three trillion, three hundred twenty-one billion, three hundred twenty-one million, one hundred thirty thousand, one hundred thirteen".