103135203 has 12 divisors (see below), whose sum is σ = 151014760. Its totient is φ = 67814496.

The previous prime is 103135189. The next prime is 103135229. The reversal of 103135203 is 302531301.

It is not a de Polignac number, because 103135203 - 2⁶ = 103135139 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (103135103) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 77833 + ... + 79146.

Almost surely, 2^103135203 is an apocalyptic number.

103135203 is a deficient number, since it is larger than the sum of its proper divisors (47879557).

103135203 is a wasteful number, since it uses less digits than its factorization.

103135203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 157058 (or 157055 counting only the distinct ones).

The product of its (nonzero) digits is 270, while the sum is 18.

The square root of 103135203 is about 10155.5503543629. The cubic root of 103135203 is about 468.9598288326.

Adding to 103135203 its reverse (302531301), we get a palindrome (405666504).

The spelling of 103135203 in words is "one hundred three million, one hundred thirty-five thousand, two hundred three".