13223210501 has 2 divisors, whose sum is σ = 13223210502. Its totient is φ = 13223210500.

The previous prime is 13223210431. The next prime is 13223210503. The reversal of 13223210501 is 10501232231.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11395562500 + 1827648001 = 106750^2 + 42751^2 .

It is a cyclic number.

It is not a de Polignac number, because 13223210501 - 2³⁰ = 12149468677 is a prime.

Together with 13223210503, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13223210503) 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, 6611605250 + 6611605251.

It is an arithmetic number, because the mean of its divisors is an integer number (6611605251).

Almost surely, 2^13223210501 is an apocalyptic number.

It is an amenable number.

13223210501 is a deficient number, since it is larger than the sum of its proper divisors (1).

13223210501 is an equidigital number, since it uses as much as digits as its factorization.

13223210501 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 360, while the sum is 20.

Adding to 13223210501 its reverse (10501232231), we get a palindrome (23724442732).

The spelling of 13223210501 in words is "thirteen billion, two hundred twenty-three million, two hundred ten thousand, five hundred one".