13301332002221 has 2 divisors, whose sum is σ = 13301332002222. Its totient is φ = 13301332002220.

The previous prime is 13301332002209. The next prime is 13301332002227. The reversal of 13301332002221 is 12220023310331.

13301332002221 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10251593679721 + 3049738322500 = 3201811^2 + 1746350^2 .

It is a cyclic number.

It is not a de Polignac number, because 13301332002221 - 2²² = 13301327807917 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13301332002227) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6650666001110 + 6650666001111.

It is an arithmetic number, because the mean of its divisors is an integer number (6650666001111).

Almost surely, 2^{13301332002221} is an apocalyptic number.

It is an amenable number.

13301332002221 is a deficient number, since it is larger than the sum of its proper divisors (1).

13301332002221 is an equidigital number, since it uses as much as digits as its factorization.

13301332002221 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 13301332002221 its reverse (12220023310331), we get a palindrome (25521355312552).

The spelling of 13301332002221 in words is "thirteen trillion, three hundred one billion, three hundred thirty-two million, two thousand, two hundred twenty-one".