13323321229 has 2 divisors, whose sum is σ = 13323321230. Its totient is φ = 13323321228.

The previous prime is 13323321149. The next prime is 13323321239. The reversal of 13323321229 is 92212332331.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8924580900 + 4398740329 = 94470^2 + 66323^2 .

It is a cyclic number.

It is not a de Polignac number, because 13323321229 - 2²³ = 13314932621 is a prime.

It is a super-2 number, since 2×13323321229² (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 13323321229.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13323321239) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6661660614 + 6661660615.

It is an arithmetic number, because the mean of its divisors is an integer number (6661660615).

Almost surely, 2^13323321229 is an apocalyptic number.

It is an amenable number.

13323321229 is a deficient number, since it is larger than the sum of its proper divisors (1).

13323321229 is an equidigital number, since it uses as much as digits as its factorization.

13323321229 is an evil number, because the sum of its binary digits is even.

The product of its digits is 11664, while the sum is 31.

The spelling of 13323321229 in words is "thirteen billion, three hundred twenty-three million, three hundred twenty-one thousand, two hundred twenty-nine".