13201221303301 has 4 divisors (see below), whose sum is σ = 13230622687500. Its totient is φ = 13171819919104.

The previous prime is 13201221303253. The next prime is 13201221303331. The reversal of 13201221303301 is 10330312210231.

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 11664615622500 + 1536605680801 = 3415350^2 + 1239599^2 .

It is a cyclic number.

It is not a de Polignac number, because 13201221303301 - 2¹³ = 13201221295109 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13201221303331) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14700691426 + ... + 14700692323.

It is an arithmetic number, because the mean of its divisors is an integer number (3307655671875).

Almost surely, 2^{13201221303301} is an apocalyptic number.

It is an amenable number.

13201221303301 is a deficient number, since it is larger than the sum of its proper divisors (29401384199).

13201221303301 is an equidigital number, since it uses as much as digits as its factorization.

13201221303301 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29401384198.

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 13201221303301 its reverse (10330312210231), we get a palindrome (23531533513532).

The spelling of 13201221303301 in words is "thirteen trillion, two hundred one billion, two hundred twenty-one million, three hundred three thousand, three hundred one".