13223032220443 has 16 divisors (see below), whose sum is σ = 13487221785600. Its totient is φ = 12960235794240.

The previous prime is 13223032220429. The next prime is 13223032220449. The reversal of 13223032220443 is 34402223032231.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13223032220443 is a prime.

It is a super-2 number, since 2×13223032220443² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13223032220449) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26520655 + ... + 27014647.

It is an arithmetic number, because the mean of its divisors is an integer number (842951361600).

Almost surely, 2^{13223032220443} is an apocalyptic number.

13223032220443 is a deficient number, since it is larger than the sum of its proper divisors (264189565157).

13223032220443 is an equidigital number, since it uses as much as digits as its factorization.

13223032220443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 495402.

The product of its (nonzero) digits is 41472, while the sum is 31.

Adding to 13223032220443 its reverse (34402223032231), we get a palindrome (47625255252674).

The spelling of 13223032220443 in words is "thirteen trillion, two hundred twenty-three billion, thirty-two million, two hundred twenty thousand, four hundred forty-three".