10122020210171 has 2 divisors, whose sum is σ = 10122020210172. Its totient is φ = 10122020210170.

The previous prime is 10122020210089. The next prime is 10122020210177. The reversal of 10122020210171 is 17101202022101.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 10122020210171 - 2¹⁴ = 10122020193787 is a prime.

It is a super-2 number, since 2×10122020210171² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (10122020210177) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5061010105085 + 5061010105086.

It is an arithmetic number, because the mean of its divisors is an integer number (5061010105086).

Almost surely, 2^{10122020210171} is an apocalyptic number.

10122020210171 is a deficient number, since it is larger than the sum of its proper divisors (1).

10122020210171 is an equidigital number, since it uses as much as digits as its factorization.

10122020210171 is an evil number, because the sum of its binary digits is even.

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

Adding to 10122020210171 its reverse (17101202022101), we get a palindrome (27223222232272).

The spelling of 10122020210171 in words is "ten trillion, one hundred twenty-two billion, twenty million, two hundred ten thousand, one hundred seventy-one".