12442441221122 has 16 divisors (see below), whose sum is σ = 20360605213152. Its totient is φ = 5655586530720.

The previous prime is 12442441221107. The next prime is 12442441221139. The reversal of 12442441221122 is 22112214424421.

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 7 ways as a sum of consecutive naturals, for example, 1549808 + ... + 5223675.

It is an arithmetic number, because the mean of its divisors is an integer number (1272537825822).

Almost surely, 2^{12442441221122} is an apocalyptic number.

12442441221122 is a deficient number, since it is larger than the sum of its proper divisors (7918163992030).

12442441221122 is a wasteful number, since it uses less digits than its factorization.

12442441221122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6856993.

The product of its digits is 16384, while the sum is 32.

Adding to 12442441221122 its reverse (22112214424421), we get a palindrome (34554655645543).

The spelling of 12442441221122 in words is "twelve trillion, four hundred forty-two billion, four hundred forty-one million, two hundred twenty-one thousand, one hundred twenty-two".