13222843523 has 2 divisors, whose sum is σ = 13222843524. Its totient is φ = 13222843522.

The previous prime is 13222843507. The next prime is 13222843531. The reversal of 13222843523 is 32534822231.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 13222843523 - 2⁴ = 13222843507 is a prime.

It is not a weakly prime, because it can be changed into another prime (13222843573) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6611421761 + 6611421762.

It is an arithmetic number, because the mean of its divisors is an integer number (6611421762).

Almost surely, 2^13222843523 is an apocalyptic number.

13222843523 is a deficient number, since it is larger than the sum of its proper divisors (1).

13222843523 is an equidigital number, since it uses as much as digits as its factorization.

13222843523 is an evil number, because the sum of its binary digits is even.

The product of its digits is 69120, while the sum is 35.

The spelling of 13222843523 in words is "thirteen billion, two hundred twenty-two million, eight hundred forty-three thousand, five hundred twenty-three".