13201110010321 has 2 divisors, whose sum is σ = 13201110010322. Its totient is φ = 13201110010320.

The previous prime is 13201110010289. The next prime is 13201110010327. The reversal of 13201110010321 is 12301001110231.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 13099006755025 + 102103255296 = 3619255^2 + 319536^2 .

It is an emirp because it is prime and its reverse (12301001110231) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 13201110010321 - 2⁵ = 13201110010289 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 13201110010295 and 13201110010304.

It is not a weakly prime, because it can be changed into another prime (13201110010327) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6600555005160 + 6600555005161.

It is an arithmetic number, because the mean of its divisors is an integer number (6600555005161).

Almost surely, 2^{13201110010321} is an apocalyptic number.

It is an amenable number.

13201110010321 is a deficient number, since it is larger than the sum of its proper divisors (1).

13201110010321 is an equidigital number, since it uses as much as digits as its factorization.

13201110010321 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36, while the sum is 16.

Adding to 13201110010321 its reverse (12301001110231), we get a palindrome (25502111120552).

The spelling of 13201110010321 in words is "thirteen trillion, two hundred one billion, one hundred ten million, ten thousand, three hundred twenty-one".