12213203330171 has 2 divisors, whose sum is σ = 12213203330172. Its totient is φ = 12213203330170.

The previous prime is 12213203330099. The next prime is 12213203330177. The reversal of 12213203330171 is 17103330231221.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12213203330171 - 2²² = 12213199135867 is a prime.

It is not a weakly prime, because it can be changed into another prime (12213203330177) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6106601665085 + 6106601665086.

It is an arithmetic number, because the mean of its divisors is an integer number (6106601665086).

Almost surely, 2^{12213203330171} is an apocalyptic number.

12213203330171 is a deficient number, since it is larger than the sum of its proper divisors (1).

12213203330171 is an equidigital number, since it uses as much as digits as its factorization.

12213203330171 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4536, while the sum is 29.

Adding to 12213203330171 its reverse (17103330231221), we get a palindrome (29316533561392).

The spelling of 12213203330171 in words is "twelve trillion, two hundred thirteen billion, two hundred three million, three hundred thirty thousand, one hundred seventy-one".