13269339221 has 2 divisors, whose sum is σ = 13269339222. Its totient is φ = 13269339220.

The previous prime is 13269339203. The next prime is 13269339247. The reversal of 13269339221 is 12293396231.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9251554225 + 4017784996 = 96185^2 + 63386^2 .

It is an emirp because it is prime and its reverse (12293396231) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 13269339221 - 2³⁰ = 12195597397 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13269332221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6634669610 + 6634669611.

It is an arithmetic number, because the mean of its divisors is an integer number (6634669611).

Almost surely, 2^13269339221 is an apocalyptic number.

It is an amenable number.

13269339221 is a deficient number, since it is larger than the sum of its proper divisors (1).

13269339221 is an equidigital number, since it uses as much as digits as its factorization.

13269339221 is an evil number, because the sum of its binary digits is even.

The product of its digits is 104976, while the sum is 41.

The spelling of 13269339221 in words is "thirteen billion, two hundred sixty-nine million, three hundred thirty-nine thousand, two hundred twenty-one".