12304123123 has 2 divisors, whose sum is σ = 12304123124. Its totient is φ = 12304123122.

The previous prime is 12304123061. The next prime is 12304123147. The reversal of 12304123123 is 32132140321.

12304123123 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12304123123 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12304123094 and 12304123103.

It is not a weakly prime, because it can be changed into another prime (12304120123) 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 as a sum of consecutive naturals, namely, 6152061561 + 6152061562.

It is an arithmetic number, because the mean of its divisors is an integer number (6152061562).

Almost surely, 2^12304123123 is an apocalyptic number.

12304123123 is a deficient number, since it is larger than the sum of its proper divisors (1).

12304123123 is an equidigital number, since it uses as much as digits as its factorization.

12304123123 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 12304123123 its reverse (32132140321), we get a palindrome (44436263444).

The spelling of 12304123123 in words is "twelve billion, three hundred four million, one hundred twenty-three thousand, one hundred twenty-three".