12243221022 has 8 divisors (see below), whose sum is σ = 24486442056. Its totient is φ = 4081073672.

The previous prime is 12243221017. The next prime is 12243221051. The reversal of 12243221022 is 22012234221.

12243221022 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

12243221022 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 12243221022.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1020268413 + ... + 1020268424.

It is an arithmetic number, because the mean of its divisors is an integer number (3060805257).

Almost surely, 2^12243221022 is an apocalyptic number.

12243221022 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12243221022 is a wasteful number, since it uses less digits than its factorization.

12243221022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2040536842.

The product of its (nonzero) digits is 768, while the sum is 21.

Adding to 12243221022 its reverse (22012234221), we get a palindrome (34255455243).

The spelling of 12243221022 in words is "twelve billion, two hundred forty-three million, two hundred twenty-one thousand, twenty-two".