122100200171 has 2 divisors, whose sum is σ = 122100200172. Its totient is φ = 122100200170.

The previous prime is 122100200081. The next prime is 122100200249. The reversal of 122100200171 is 171002001221.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 122100200171 - 2³⁰ = 121026458347 is a prime.

It is not a weakly prime, because it can be changed into another prime (122100200071) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61050100085 + 61050100086.

It is an arithmetic number, because the mean of its divisors is an integer number (61050100086).

Almost surely, 2^122100200171 is an apocalyptic number.

122100200171 is a deficient number, since it is larger than the sum of its proper divisors (1).

122100200171 is an equidigital number, since it uses as much as digits as its factorization.

122100200171 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 56, while the sum is 17.

Adding to 122100200171 its reverse (171002001221), we get a palindrome (293102201392).

The spelling of 122100200171 in words is "one hundred twenty-two billion, one hundred million, two hundred thousand, one hundred seventy-one".