12223334452789 has 2 divisors, whose sum is σ = 12223334452790. Its totient is φ = 12223334452788.

The previous prime is 12223334452783. The next prime is 12223334452859. The reversal of 12223334452789 is 98725443332221.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6924176492689 + 5299157960100 = 2631383^2 + 2301990^2 .

It is an emirp because it is prime and its reverse (98725443332221) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 12223334452789 - 2²⁹ = 12222797581877 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12223334452783) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6111667226394 + 6111667226395.

It is an arithmetic number, because the mean of its divisors is an integer number (6111667226395).

Almost surely, 2^{12223334452789} is an apocalyptic number.

It is an amenable number.

12223334452789 is a deficient number, since it is larger than the sum of its proper divisors (1).

12223334452789 is an equidigital number, since it uses as much as digits as its factorization.

12223334452789 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 17418240, while the sum is 55.

The spelling of 12223334452789 in words is "twelve trillion, two hundred twenty-three billion, three hundred thirty-four million, four hundred fifty-two thousand, seven hundred eighty-nine".