203000204117 has 2 divisors, whose sum is σ = 203000204118. Its totient is φ = 203000204116.

The previous prime is 203000204039. The next prime is 203000204153. The reversal of 203000204117 is 711402000302.

203000204117 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 120186329041 + 82813875076 = 346679^2 + 287774^2 .

It is a cyclic number.

It is not a de Polignac number, because 203000204117 - 2¹² = 203000200021 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (203000204317) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101500102058 + 101500102059.

It is an arithmetic number, because the mean of its divisors is an integer number (101500102059).

Almost surely, 2^203000204117 is an apocalyptic number.

It is an amenable number.

203000204117 is a deficient number, since it is larger than the sum of its proper divisors (1).

203000204117 is an equidigital number, since it uses as much as digits as its factorization.

203000204117 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 336, while the sum is 20.

Adding to 203000204117 its reverse (711402000302), we get a palindrome (914402204419).

The spelling of 203000204117 in words is "two hundred three billion, two hundred four thousand, one hundred seventeen".