13303100221 has 2 divisors, whose sum is σ = 13303100222. Its totient is φ = 13303100220.

The previous prime is 13303100201. The next prime is 13303100227. The reversal of 13303100221 is 12200130331.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8612768025 + 4690332196 = 92805^2 + 68486^2 .

It is an emirp because it is prime and its reverse (12200130331) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 13303100221 - 2¹¹ = 13303098173 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 13303100195 and 13303100204.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13303100227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6651550110 + 6651550111.

It is an arithmetic number, because the mean of its divisors is an integer number (6651550111).

Almost surely, 2^13303100221 is an apocalyptic number.

It is an amenable number.

13303100221 is a deficient number, since it is larger than the sum of its proper divisors (1).

13303100221 is an equidigital number, since it uses as much as digits as its factorization.

13303100221 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 108, while the sum is 16.

Adding to 13303100221 its reverse (12200130331), we get a palindrome (25503230552).

The spelling of 13303100221 in words is "thirteen billion, three hundred three million, one hundred thousand, two hundred twenty-one".