12323402223 has 16 divisors (see below), whose sum is σ = 18868368000. Its totient is φ = 7075637280.

The previous prime is 12323402197. The next prime is 12323402233. The reversal of 12323402223 is 32220432321.

It is not a de Polignac number, because 12323402223 - 2⁵ = 12323402191 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12323402193 and 12323402202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12323402233) 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 15 ways as a sum of consecutive naturals, for example, 9826648 + ... + 9827901.

It is an arithmetic number, because the mean of its divisors is an integer number (1179273000).

Almost surely, 2^12323402223 is an apocalyptic number.

12323402223 is a deficient number, since it is larger than the sum of its proper divisors (6544965777).

12323402223 is a wasteful number, since it uses less digits than its factorization.

12323402223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19654582.

The product of its (nonzero) digits is 3456, while the sum is 24.

Adding to 12323402223 its reverse (32220432321), we get a palindrome (44543834544).

The spelling of 12323402223 in words is "twelve billion, three hundred twenty-three million, four hundred two thousand, two hundred twenty-three".