12222334679 has 2 divisors, whose sum is σ = 12222334680. Its totient is φ = 12222334678.

The previous prime is 12222334639. The next prime is 12222334681. The reversal of 12222334679 is 97643322221.

It is a strong prime.

It is an emirp because it is prime and its reverse (97643322221) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12222334679 is a prime.

Together with 12222334681, it forms a pair of twin primes.

It is a Chen prime.

It is a plaindrome in base 10.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12222334639) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6111167339 + 6111167340.

It is an arithmetic number, because the mean of its divisors is an integer number (6111167340).

Almost surely, 2^12222334679 is an apocalyptic number.

12222334679 is a deficient number, since it is larger than the sum of its proper divisors (1).

12222334679 is an equidigital number, since it uses as much as digits as its factorization.

12222334679 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 217728, while the sum is 41.

The spelling of 12222334679 in words is "twelve billion, two hundred twenty-two million, three hundred thirty-four thousand, six hundred seventy-nine".