123223203 has 6 divisors (see below), whose sum is σ = 177989084. Its totient is φ = 82148796.

The previous prime is 123223193. The next prime is 123223207. The reversal of 123223203 is 302322321.

It is a happy number.

It is not a de Polignac number, because 123223203 - 2¹³ = 123215011 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (123223207) 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, 6845725 + ... + 6845742.

Almost surely, 2^123223203 is an apocalyptic number.

123223203 is a deficient number, since it is larger than the sum of its proper divisors (54765881).

123223203 is a wasteful number, since it uses less digits than its factorization.

123223203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13691473 (or 13691470 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 18.

The square root of 123223203 is about 11100.5947137980. The cubic root of 123223203 is about 497.6196229269.

Adding to 123223203 its reverse (302322321), we get a palindrome (425545524).

The spelling of 123223203 in words is "one hundred twenty-three million, two hundred twenty-three thousand, two hundred three".