13022323330321 has 4 divisors (see below), whose sum is σ = 13024656667444. Its totient is φ = 13019989993200.

The previous prime is 13022323330301. The next prime is 13022323330381. The reversal of 13022323330321 is 12303332322031.

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

It can be written as a sum of positive squares in 2 ways, for example, as 2656248040000 + 10366075290321 = 1629800^2 + 3219639^2 .

It is a cyclic number.

It is not a de Polignac number, because 13022323330321 - 2¹⁹ = 13022322806033 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 13022323330321.

It is not an unprimeable number, because it can be changed into a prime (13022323330301) 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, 1166660190 + ... + 1166671351.

It is an arithmetic number, because the mean of its divisors is an integer number (3256164166861).

Almost surely, 2^{13022323330321} is an apocalyptic number.

It is an amenable number.

13022323330321 is a deficient number, since it is larger than the sum of its proper divisors (2333337123).

13022323330321 is an equidigital number, since it uses as much as digits as its factorization.

13022323330321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2333337122.

The product of its (nonzero) digits is 11664, while the sum is 28.

Adding to 13022323330321 its reverse (12303332322031), we get a palindrome (25325655652352).

The spelling of 13022323330321 in words is "thirteen trillion, twenty-two billion, three hundred twenty-three million, three hundred thirty thousand, three hundred twenty-one".