123300103 has 4 divisors (see below), whose sum is σ = 123702040. Its totient is φ = 122898168.

The previous prime is 123300071. The next prime is 123300131. The reversal of 123300103 is 301003321.

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

It is a cyclic number.

It is not a de Polignac number, because 123300103 - 2⁵ = 123300071 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123300503) 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, 200508 + ... + 201121.

It is an arithmetic number, because the mean of its divisors is an integer number (30925510).

Almost surely, 2^123300103 is an apocalyptic number.

123300103 is a deficient number, since it is larger than the sum of its proper divisors (401937).

123300103 is an equidigital number, since it uses as much as digits as its factorization.

123300103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 401936.

The product of its (nonzero) digits is 54, while the sum is 13.

The square root of 123300103 is about 11104.0579519381. The cubic root of 123300103 is about 497.7231180220.

Adding to 123300103 its reverse (301003321), we get a palindrome (424303424).

The spelling of 123300103 in words is "one hundred twenty-three million, three hundred thousand, one hundred three".