12343242221222 has 16 divisors (see below), whose sum is σ = 20398013251344. Its totient is φ = 5555014500000.

The previous prime is 12343242221203. The next prime is 12343242221251. The reversal of 12343242221222 is 22212224234321.

12343242221222 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2777505029 + ... + 2777509472.

It is an arithmetic number, because the mean of its divisors is an integer number (1274875828209).

Almost surely, 2^{12343242221222} is an apocalyptic number.

12343242221222 is a deficient number, since it is larger than the sum of its proper divisors (8054771030122).

12343242221222 is a wasteful number, since it uses less digits than its factorization.

12343242221222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5555014615.

The product of its digits is 36864, while the sum is 32.

Adding to 12343242221222 its reverse (22212224234321), we get a palindrome (34555466455543).

The spelling of 12343242221222 in words is "twelve trillion, three hundred forty-three billion, two hundred forty-two million, two hundred twenty-one thousand, two hundred twenty-two".