12320424429979 has 2 divisors, whose sum is σ = 12320424429980. Its totient is φ = 12320424429978.

The previous prime is 12320424429977. The next prime is 12320424430019. The reversal of 12320424429979 is 97992442402321.

It is a weak prime.

It is an emirp because it is prime and its reverse (97992442402321) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 12320424429979 - 2¹ = 12320424429977 is a prime.

Together with 12320424429977, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (12320424429977) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6160212214989 + 6160212214990.

It is an arithmetic number, because the mean of its divisors is an integer number (6160212214990).

Almost surely, 2^{12320424429979} is an apocalyptic number.

12320424429979 is a deficient number, since it is larger than the sum of its proper divisors (1).

12320424429979 is an equidigital number, since it uses as much as digits as its factorization.

12320424429979 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15676416, while the sum is 58.

The spelling of 12320424429979 in words is "twelve trillion, three hundred twenty billion, four hundred twenty-four million, four hundred twenty-nine thousand, nine hundred seventy-nine".