13301434232221 has 2 divisors, whose sum is σ = 13301434232222. Its totient is φ = 13301434232220.

The previous prime is 13301434232213. The next prime is 13301434232227. The reversal of 13301434232221 is 12223243410331.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 13284530592025 + 16903640196 = 3644795^2 + 130014^2 .

It is a cyclic number.

It is not a de Polignac number, because 13301434232221 - 2³ = 13301434232213 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13301434232227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6650717116110 + 6650717116111.

It is an arithmetic number, because the mean of its divisors is an integer number (6650717116111).

Almost surely, 2^{13301434232221} is an apocalyptic number.

It is an amenable number.

13301434232221 is a deficient number, since it is larger than the sum of its proper divisors (1).

13301434232221 is an equidigital number, since it uses as much as digits as its factorization.

13301434232221 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 20736, while the sum is 31.

Adding to 13301434232221 its reverse (12223243410331), we get a palindrome (25524677642552).

The spelling of 13301434232221 in words is "thirteen trillion, three hundred one billion, four hundred thirty-four million, two hundred thirty-two thousand, two hundred twenty-one".