12223334456789 has 4 divisors (see below), whose sum is σ = 12223341664524. Its totient is φ = 12223327249056.

The previous prime is 12223334456747. The next prime is 12223334456813. The reversal of 12223334456789 is 98765443332221.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 4803294656164 + 7420039800625 = 2191642^2 + 2723975^2 .

It is a cyclic number.

It is not a de Polignac number, because 12223334456789 - 2⁸ = 12223334456533 is a prime.

It is a Duffinian number.

It is a plaindrome in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12223334452789) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 490379 + ... + 4968615.

It is an arithmetic number, because the mean of its divisors is an integer number (3055835416131).

Almost surely, 2^{12223334456789} is an apocalyptic number.

It is an amenable number.

12223334456789 is a deficient number, since it is larger than the sum of its proper divisors (7207735).

12223334456789 is an equidigital number, since it uses as much as digits as its factorization.

12223334456789 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7207734.

The product of its digits is 52254720, while the sum is 59.

The spelling of 12223334456789 in words is "twelve trillion, two hundred twenty-three billion, three hundred thirty-four million, four hundred fifty-six thousand, seven hundred eighty-nine".