10022121002171 has 2 divisors, whose sum is σ = 10022121002172. Its totient is φ = 10022121002170.

The previous prime is 10022121002119. The next prime is 10022121002203. The reversal of 10022121002171 is 17120012122001.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10022121002171 is a prime.

It is not a weakly prime, because it can be changed into another prime (10022121002111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5011060501085 + 5011060501086.

It is an arithmetic number, because the mean of its divisors is an integer number (5011060501086).

Almost surely, 2^{10022121002171} is an apocalyptic number.

10022121002171 is a deficient number, since it is larger than the sum of its proper divisors (1).

10022121002171 is an equidigital number, since it uses as much as digits as its factorization.

10022121002171 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 112, while the sum is 20.

Adding to 10022121002171 its reverse (17120012122001), we get a palindrome (27142133124172).

The spelling of 10022121002171 in words is "ten trillion, twenty-two billion, one hundred twenty-one million, two thousand, one hundred seventy-one".