1322004443443 has 8 divisors (see below), whose sum is σ = 1324039020800. Its totient is φ = 1319970531528.

The previous prime is 1322004443423. The next prime is 1322004443453. The reversal of 1322004443443 is 3443444002231.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1322004443443 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1322004443399 and 1322004443408.

It is not an unprimeable number, because it can be changed into a prime (1322004443423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3885730 + ... + 4212232.

It is an arithmetic number, because the mean of its divisors is an integer number (165504877600).

Almost surely, 2^{1322004443443} is an apocalyptic number.

1322004443443 is a deficient number, since it is larger than the sum of its proper divisors (2034577357).

1322004443443 is an equidigital number, since it uses as much as digits as its factorization.

1322004443443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 332721.

The product of its (nonzero) digits is 110592, while the sum is 34.

Adding to 1322004443443 its reverse (3443444002231), we get a palindrome (4765448445674).

The spelling of 1322004443443 in words is "one trillion, three hundred twenty-two billion, four million, four hundred forty-three thousand, four hundred forty-three".