13221001141 has 2 divisors, whose sum is σ = 13221001142. Its totient is φ = 13221001140.

The previous prime is 13221001121. The next prime is 13221001181. The reversal of 13221001141 is 14110012231.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 13129722225 + 91278916 = 114585^2 + 9554^2 .

It is a cyclic number.

It is not a de Polignac number, because 13221001141 - 2⁵ = 13221001109 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13221001121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6610500570 + 6610500571.

It is an arithmetic number, because the mean of its divisors is an integer number (6610500571).

Almost surely, 2^13221001141 is an apocalyptic number.

It is an amenable number.

13221001141 is a deficient number, since it is larger than the sum of its proper divisors (1).

13221001141 is an equidigital number, since it uses as much as digits as its factorization.

13221001141 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 13221001141 its reverse (14110012231), we get a palindrome (27331013372).

The spelling of 13221001141 in words is "thirteen billion, two hundred twenty-one million, one thousand, one hundred forty-one".