13221210179 has 2 divisors, whose sum is σ = 13221210180. Its totient is φ = 13221210178.

The previous prime is 13221210161. The next prime is 13221210203. The reversal of 13221210179 is 97101212231.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13221210179 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (13221210479) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6610605089 + 6610605090.

It is an arithmetic number, because the mean of its divisors is an integer number (6610605090).

Almost surely, 2^13221210179 is an apocalyptic number.

13221210179 is a deficient number, since it is larger than the sum of its proper divisors (1).

13221210179 is an equidigital number, since it uses as much as digits as its factorization.

13221210179 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1512, while the sum is 29.

The spelling of 13221210179 in words is "thirteen billion, two hundred twenty-one million, two hundred ten thousand, one hundred seventy-nine".