100303103 has 4 divisors (see below), whose sum is σ = 100337208. Its totient is φ = 100269000.

The previous prime is 100303081. The next prime is 100303117. The reversal of 100303103 is 301303001.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 301303001 = 307 ⋅981443.

It is a cyclic number.

It is not a de Polignac number, because 100303103 - 2²⁰ = 99254527 is a prime.

It is a Duffinian number.

It is a zygodrome in base 4.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100303183) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12176 + ... + 18677.

It is an arithmetic number, because the mean of its divisors is an integer number (25084302).

Almost surely, 2^100303103 is an apocalyptic number.

100303103 is a deficient number, since it is larger than the sum of its proper divisors (34105).

100303103 is an equidigital number, since it uses as much as digits as its factorization.

100303103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34104.

The product of its (nonzero) digits is 27, while the sum is 11.

The square root of 100303103 is about 10015.1436834426. The cubic root of 100303103 is about 464.6273701805.

Adding to 100303103 its reverse (301303001), we get a palindrome (401606104).

The spelling of 100303103 in words is "one hundred million, three hundred three thousand, one hundred three".