12335122423 has 4 divisors (see below), whose sum is σ = 13283978008. Its totient is φ = 11386266840.

The previous prime is 12335122399. The next prime is 12335122441. The reversal of 12335122423 is 32422153321.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 32422153321 = 89381 ⋅362741.

It is a de Polignac number, because none of the positive numbers 2^k-12335122423 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12335122391 and 12335122400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12335122453) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 474427773 + ... + 474427798.

It is an arithmetic number, because the mean of its divisors is an integer number (3320994502).

Almost surely, 2^12335122423 is an apocalyptic number.

12335122423 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

12335122423 is a deficient number, since it is larger than the sum of its proper divisors (948855585).

12335122423 is an equidigital number, since it uses as much as digits as its factorization.

12335122423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 948855584.

The product of its digits is 8640, while the sum is 28.

Adding to 12335122423 its reverse (32422153321), we get a palindrome (44757275744).

The spelling of 12335122423 in words is "twelve billion, three hundred thirty-five million, one hundred twenty-two thousand, four hundred twenty-three".