1224144204443 has 8 divisors (see below), whose sum is σ = 1240970246208. Its totient is φ = 1207319701824.

The previous prime is 1224144204431. The next prime is 1224144204457. The reversal of 1224144204443 is 3444024414221.

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 1224144204443 - 2⁶ = 1224144204379 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1224104204443) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1265105 + ... + 2012157.

It is an arithmetic number, because the mean of its divisors is an integer number (155121280776).

Almost surely, 2^{1224144204443} is an apocalyptic number.

1224144204443 is a deficient number, since it is larger than the sum of its proper divisors (16826041765).

1224144204443 is an equidigital number, since it uses as much as digits as its factorization.

1224144204443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 769573.

The product of its (nonzero) digits is 98304, while the sum is 35.

Adding to 1224144204443 its reverse (3444024414221), we get a palindrome (4668168618664).

The spelling of 1224144204443 in words is "one trillion, two hundred twenty-four billion, one hundred forty-four million, two hundred four thousand, four hundred forty-three".