13422021320443 has 8 divisors (see below), whose sum is σ = 13560508402560. Its totient is φ = 13283536600320.

The previous prime is 13422021320381. The next prime is 13422021320473. The reversal of 13422021320443 is 34402312022431.

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 13422021320443 - 2¹⁷ = 13422021189371 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13422021320473) 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, 12270678 + ... + 13319668.

It is an arithmetic number, because the mean of its divisors is an integer number (1695063550320).

Almost surely, 2^{13422021320443} is an apocalyptic number.

13422021320443 is a deficient number, since it is larger than the sum of its proper divisors (138487082117).

13422021320443 is a wasteful number, since it uses less digits than its factorization.

13422021320443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1180997.

The product of its (nonzero) digits is 27648, while the sum is 31.

Adding to 13422021320443 its reverse (34402312022431), we get a palindrome (47824333342874).

The spelling of 13422021320443 in words is "thirteen trillion, four hundred twenty-two billion, twenty-one million, three hundred twenty thousand, four hundred forty-three".