12223355689 has 2 divisors, whose sum is σ = 12223355690. Its totient is φ = 12223355688.

The previous prime is 12223355687. The next prime is 12223355713. The reversal of 12223355689 is 98655332221.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10502765289 + 1720590400 = 102483^2 + 41480^2 .

It is a cyclic number.

It is not a de Polignac number, because 12223355689 - 2¹ = 12223355687 is a prime.

Together with 12223355687, it forms a pair of twin primes.

It is a plaindrome in base 10.

It is not a weakly prime, because it can be changed into another prime (12223355687) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6111677844 + 6111677845.

It is an arithmetic number, because the mean of its divisors is an integer number (6111677845).

Almost surely, 2^12223355689 is an apocalyptic number.

It is an amenable number.

12223355689 is a deficient number, since it is larger than the sum of its proper divisors (1).

12223355689 is an equidigital number, since it uses as much as digits as its factorization.

12223355689 is an evil number, because the sum of its binary digits is even.

The product of its digits is 777600, while the sum is 46.

The spelling of 12223355689 in words is "twelve billion, two hundred twenty-three million, three hundred fifty-five thousand, six hundred eighty-nine".