13224211919 has 2 divisors, whose sum is σ = 13224211920. Its totient is φ = 13224211918.

The previous prime is 13224211909. The next prime is 13224211927. The reversal of 13224211919 is 91911242231.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13224211919 is a prime.

It is a super-2 number, since 2×13224211919² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13224211909) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6612105959 + 6612105960.

It is an arithmetic number, because the mean of its divisors is an integer number (6612105960).

Almost surely, 2^13224211919 is an apocalyptic number.

13224211919 is a deficient number, since it is larger than the sum of its proper divisors (1).

13224211919 is an equidigital number, since it uses as much as digits as its factorization.

13224211919 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7776, while the sum is 35.

The spelling of 13224211919 in words is "thirteen billion, two hundred twenty-four million, two hundred eleven thousand, nine hundred nineteen".