13220102209 has 2 divisors, whose sum is σ = 13220102210. Its totient is φ = 13220102208.

The previous prime is 13220102171. The next prime is 13220102213. The reversal of 13220102209 is 90220102231.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 12927007809 + 293094400 = 113697^2 + 17120^2 .

It is a cyclic number.

It is not a de Polignac number, because 13220102209 - 2¹⁵ = 13220069441 is a prime.

It is a super-2 number, since 2×13220102209² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 13220102209.

It is not a weakly prime, because it can be changed into another prime (13220102509) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6610051104 + 6610051105.

It is an arithmetic number, because the mean of its divisors is an integer number (6610051105).

Almost surely, 2^13220102209 is an apocalyptic number.

It is an amenable number.

13220102209 is a deficient number, since it is larger than the sum of its proper divisors (1).

13220102209 is an equidigital number, since it uses as much as digits as its factorization.

13220102209 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 432, while the sum is 22.

Adding to 13220102209 its sum of digits (22), we get a palindrome (13220102231).

The spelling of 13220102209 in words is "thirteen billion, two hundred twenty million, one hundred two thousand, two hundred nine".