122242001171 has 2 divisors, whose sum is σ = 122242001172. Its totient is φ = 122242001170.

The previous prime is 122242001149. The next prime is 122242001179. The reversal of 122242001171 is 171100242221.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-122242001171 is a prime.

It is not a weakly prime, because it can be changed into another prime (122242001179) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61121000585 + 61121000586.

It is an arithmetic number, because the mean of its divisors is an integer number (61121000586).

Almost surely, 2^122242001171 is an apocalyptic number.

122242001171 is a deficient number, since it is larger than the sum of its proper divisors (1).

122242001171 is an equidigital number, since it uses as much as digits as its factorization.

122242001171 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 448, while the sum is 23.

Adding to 122242001171 its reverse (171100242221), we get a palindrome (293342243392).

The spelling of 122242001171 in words is "one hundred twenty-two billion, two hundred forty-two million, one thousand, one hundred seventy-one".