1232204123 has 4 divisors (see below), whose sum is σ = 1258421280. Its totient is φ = 1205986968.

The previous prime is 1232204111. The next prime is 1232204143. The reversal of 1232204123 is 3214022321.

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 1232204123 - 2⁴ = 1232204107 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1232204095 and 1232204104.

It is not an unprimeable number, because it can be changed into a prime (1232204143) 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, 13108508 + ... + 13108601.

It is an arithmetic number, because the mean of its divisors is an integer number (314605320).

Almost surely, 2^1232204123 is an apocalyptic number.

1232204123 is a deficient number, since it is larger than the sum of its proper divisors (26217157).

1232204123 is an equidigital number, since it uses as much as digits as its factorization.

1232204123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26217156.

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 1232204123 is about 35102.7651759801. The cubic root of 1232204123 is about 1072.0808846275.

Adding to 1232204123 its reverse (3214022321), we get a palindrome (4446226444).

The spelling of 1232204123 in words is "one billion, two hundred thirty-two million, two hundred four thousand, one hundred twenty-three".