12304430233 has 4 divisors (see below), whose sum is σ = 12536589348. Its totient is φ = 12072271120.

The previous prime is 12304430197. The next prime is 12304430249. The reversal of 12304430233 is 33203440321.

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

It can be written as a sum of positive squares in 2 ways, for example, as 5324329024 + 6980101209 = 72968^2 + 83547^2 .

It is a cyclic number.

It is not a de Polignac number, because 12304430233 - 2⁹ = 12304429721 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12304430198 and 12304430207.

It is not an unprimeable number, because it can be changed into a prime (12304430273) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 116079478 + ... + 116079583.

It is an arithmetic number, because the mean of its divisors is an integer number (3134147337).

Almost surely, 2^12304430233 is an apocalyptic number.

It is an amenable number.

12304430233 is a deficient number, since it is larger than the sum of its proper divisors (232159115).

12304430233 is an equidigital number, since it uses as much as digits as its factorization.

12304430233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 232159114.

The product of its (nonzero) digits is 5184, while the sum is 25.

Adding to 12304430233 its reverse (33203440321), we get a palindrome (45507870554).

The spelling of 12304430233 in words is "twelve billion, three hundred four million, four hundred thirty thousand, two hundred thirty-three".