1224144354223 has 4 divisors (see below), whose sum is σ = 1399022119120. Its totient is φ = 1049266589328.

The previous prime is 1224144354163. The next prime is 1224144354247. The reversal of 1224144354223 is 3224534414221.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1224144354223 - 2¹⁷ = 1224144223151 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 (1224144354253) 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, 87438882438 + ... + 87438882451.

It is an arithmetic number, because the mean of its divisors is an integer number (349755529780).

Almost surely, 2^{1224144354223} is an apocalyptic number.

1224144354223 is a deficient number, since it is larger than the sum of its proper divisors (174877764897).

1224144354223 is an equidigital number, since it uses as much as digits as its factorization.

1224144354223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 174877764896.

The product of its digits is 184320, while the sum is 37.

Adding to 1224144354223 its reverse (3224534414221), we get a palindrome (4448678768444).

The spelling of 1224144354223 in words is "one trillion, two hundred twenty-four billion, one hundred forty-four million, three hundred fifty-four thousand, two hundred twenty-three".