12923436223 has 2 divisors, whose sum is σ = 12923436224. Its totient is φ = 12923436222.

The previous prime is 12923436221. The next prime is 12923436269. The reversal of 12923436223 is 32263432921.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12923436223 - 2¹ = 12923436221 is a prime.

Together with 12923436221, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12923436221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6461718111 + 6461718112.

It is an arithmetic number, because the mean of its divisors is an integer number (6461718112).

Almost surely, 2^12923436223 is an apocalyptic number.

12923436223 is a deficient number, since it is larger than the sum of its proper divisors (1).

12923436223 is an equidigital number, since it uses as much as digits as its factorization.

12923436223 is an evil number, because the sum of its binary digits is even.

The product of its digits is 93312, while the sum is 37.

The spelling of 12923436223 in words is "twelve billion, nine hundred twenty-three million, four hundred thirty-six thousand, two hundred twenty-three".