13221113107 has 2 divisors, whose sum is σ = 13221113108. Its totient is φ = 13221113106.

The previous prime is 13221113071. The next prime is 13221113123. The reversal of 13221113107 is 70131112231.

Together with previous prime (13221113071) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 13221113107 - 2⁷ = 13221112979 is a prime.

It is not a weakly prime, because it can be changed into another prime (13221113167) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6610556553 + 6610556554.

It is an arithmetic number, because the mean of its divisors is an integer number (6610556554).

Almost surely, 2^13221113107 is an apocalyptic number.

13221113107 is a deficient number, since it is larger than the sum of its proper divisors (1).

13221113107 is an equidigital number, since it uses as much as digits as its factorization.

13221113107 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 252, while the sum is 22.

Adding to 13221113107 its reverse (70131112231), we get a palindrome (83352225338).

The spelling of 13221113107 in words is "thirteen billion, two hundred twenty-one million, one hundred thirteen thousand, one hundred seven".