12224213440123 has 2 divisors, whose sum is σ = 12224213440124. Its totient is φ = 12224213440122.

The previous prime is 12224213440121. The next prime is 12224213440177. The reversal of 12224213440123 is 32104431242221.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12224213440123 - 2¹ = 12224213440121 is a prime.

Together with 12224213440121, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (12224213440121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6112106720061 + 6112106720062.

It is an arithmetic number, because the mean of its divisors is an integer number (6112106720062).

Almost surely, 2^{12224213440123} is an apocalyptic number.

12224213440123 is a deficient number, since it is larger than the sum of its proper divisors (1).

12224213440123 is an equidigital number, since it uses as much as digits as its factorization.

12224213440123 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18432, while the sum is 31.

Adding to 12224213440123 its reverse (32104431242221), we get a palindrome (44328644682344).

The spelling of 12224213440123 in words is "twelve trillion, two hundred twenty-four billion, two hundred thirteen million, four hundred forty thousand, one hundred twenty-three".