123323203 has 6 divisors (see below), whose sum is σ = 126406172. Its totient is φ = 120313680.

The previous prime is 123323201. The next prime is 123323227. The reversal of 123323203 is 302323321.

It is a happy number.

It is not a de Polignac number, because 123323203 - 2¹ = 123323201 is a prime.

It is a super-2 number, since 2×123323203² = 30417224796358418, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (123323201) 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, 35001 + ... + 38362.

Almost surely, 2^123323203 is an apocalyptic number.

123323203 is a deficient number, since it is larger than the sum of its proper divisors (3082969).

123323203 is an frugal number, since it uses more digits than its factorization.

123323203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73445 (or 73404 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 19.

The square root of 123323203 is about 11105.0980635022. The cubic root of 123323203 is about 497.7541985207.

Adding to 123323203 its reverse (302323321), we get a palindrome (425646524).

The spelling of 123323203 in words is "one hundred twenty-three million, three hundred twenty-three thousand, two hundred three".