20340302224171 has 2 divisors, whose sum is σ = 20340302224172. Its totient is φ = 20340302224170.

The previous prime is 20340302224163. The next prime is 20340302224189. The reversal of 20340302224171 is 17142220304302.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20340302224171 - 2³ = 20340302224163 is a prime.

It is not a weakly prime, because it can be changed into another prime (20340302225171) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10170151112085 + 10170151112086.

It is an arithmetic number, because the mean of its divisors is an integer number (10170151112086).

Almost surely, 2^{20340302224171} is an apocalyptic number.

20340302224171 is a deficient number, since it is larger than the sum of its proper divisors (1).

20340302224171 is an equidigital number, since it uses as much as digits as its factorization.

20340302224171 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 16128, while the sum is 31.

Adding to 20340302224171 its reverse (17142220304302), we get a palindrome (37482522528473).

The spelling of 20340302224171 in words is "twenty trillion, three hundred forty billion, three hundred two million, two hundred twenty-four thousand, one hundred seventy-one".