13320103220221 has 12 divisors (see below), whose sum is σ = 15494896680480. Its totient is φ = 11417170372440.

The previous prime is 13320103220051. The next prime is 13320103220279. The reversal of 13320103220221 is 12202230102331.

13320103220221 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 13320103220221 - 2¹⁷ = 13320103089149 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 13320103220192 and 13320103220201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13320103220621) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10209786 + ... + 11440276.

It is an arithmetic number, because the mean of its divisors is an integer number (1291241390040).

Almost surely, 2^{13320103220221} is an apocalyptic number.

It is an amenable number.

13320103220221 is a deficient number, since it is larger than the sum of its proper divisors (2174793460259).

13320103220221 is a wasteful number, since it uses less digits than its factorization.

13320103220221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1451424 (or 1451417 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 13320103220221 its reverse (12202230102331), we get a palindrome (25522333322552).

The spelling of 13320103220221 in words is "thirteen trillion, three hundred twenty billion, one hundred three million, two hundred twenty thousand, two hundred twenty-one".