12103204423 has 2 divisors, whose sum is σ = 12103204424. Its totient is φ = 12103204422.

The previous prime is 12103204397. The next prime is 12103204447. The reversal of 12103204423 is 32440230121.

12103204423 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-12103204423 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12103204394 and 12103204403.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12103204493) 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, 6051602211 + 6051602212.

It is an arithmetic number, because the mean of its divisors is an integer number (6051602212).

Almost surely, 2^12103204423 is an apocalyptic number.

12103204423 is a deficient number, since it is larger than the sum of its proper divisors (1).

12103204423 is an equidigital number, since it uses as much as digits as its factorization.

12103204423 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1152, while the sum is 22.

Adding to 12103204423 its reverse (32440230121), we get a palindrome (44543434544).

The spelling of 12103204423 in words is "twelve billion, one hundred three million, two hundred four thousand, four hundred twenty-three".