13212270017 has 2 divisors, whose sum is σ = 13212270018. Its totient is φ = 13212270016.

The previous prime is 13212269981. The next prime is 13212270037. The reversal of 13212270017 is 71007221231.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10133240896 + 3079029121 = 100664^2 + 55489^2 .

It is a cyclic number.

It is not a de Polignac number, because 13212270017 - 2¹⁴ = 13212253633 is a prime.

It is not a weakly prime, because it can be changed into another prime (13212270037) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6606135008 + 6606135009.

It is an arithmetic number, because the mean of its divisors is an integer number (6606135009).

Almost surely, 2^13212270017 is an apocalyptic number.

It is an amenable number.

13212270017 is a deficient number, since it is larger than the sum of its proper divisors (1).

13212270017 is an equidigital number, since it uses as much as digits as its factorization.

13212270017 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1176, while the sum is 26.

Adding to 13212270017 its reverse (71007221231), we get a palindrome (84219491248).

The spelling of 13212270017 in words is "thirteen billion, two hundred twelve million, two hundred seventy thousand, seventeen".