22112444143 has 8 divisors (see below), whose sum is σ = 22147266960. Its totient is φ = 22077644160.

The previous prime is 22112444129. The next prime is 22112444173. The reversal of 22112444143 is 34144421122.

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

It is a cyclic number.

It is not a de Polignac number, because 22112444143 - 2⁹ = 22112443631 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22112444113) by changing a digit.

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, 3278871 + ... + 3285607.

It is an arithmetic number, because the mean of its divisors is an integer number (2768408370).

Almost surely, 2^22112444143 is an apocalyptic number.

22112444143 is a deficient number, since it is larger than the sum of its proper divisors (34822817).

22112444143 is an equidigital number, since it uses as much as digits as its factorization.

22112444143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11417.

The product of its digits is 6144, while the sum is 28.

Adding to 22112444143 its reverse (34144421122), we get a palindrome (56256865265).

The spelling of 22112444143 in words is "twenty-two billion, one hundred twelve million, four hundred forty-four thousand, one hundred forty-three".