123300203 has 6 divisors (see below), whose sum is σ = 133514604. Its totient is φ = 113815416.

The previous prime is 123300187. The next prime is 123300211. The reversal of 123300203 is 302003321.

It is not a de Polignac number, because 123300203 - 2⁴ = 123300187 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (123300293) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 364625 + ... + 364962.

It is an arithmetic number, because the mean of its divisors is an integer number (22252434).

Almost surely, 2^123300203 is an apocalyptic number.

123300203 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

123300203 is a deficient number, since it is larger than the sum of its proper divisors (10214401).

123300203 is an equidigital number, since it uses as much as digits as its factorization.

123300203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 729613 (or 729600 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 14.

The square root of 123300203 is about 11104.0624547955. The cubic root of 123300203 is about 497.7232525780.

Adding to 123300203 its reverse (302003321), we get a palindrome (425303524).

The spelling of 123300203 in words is "one hundred twenty-three million, three hundred thousand, two hundred three".