203340103 has 2 divisors, whose sum is σ = 203340104. Its totient is φ = 203340102.

The previous prime is 203340089. The next prime is 203340107. The reversal of 203340103 is 301043302.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-203340103 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (203340107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101670051 + 101670052.

It is an arithmetic number, because the mean of its divisors is an integer number (101670052).

Almost surely, 2^203340103 is an apocalyptic number.

203340103 is a deficient number, since it is larger than the sum of its proper divisors (1).

203340103 is an equidigital number, since it uses as much as digits as its factorization.

203340103 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 216, while the sum is 16.

The square root of 203340103 is about 14259.7371294144. The cubic root of 203340103 is about 588.0410978648.

Adding to 203340103 its reverse (301043302), we get a palindrome (504383405).

The spelling of 203340103 in words is "two hundred three million, three hundred forty thousand, one hundred three".