201122171221067 has 2 divisors, whose sum is σ = 201122171221068. Its totient is φ = 201122171221066.

The previous prime is 201122171220937. The next prime is 201122171221117. The reversal of 201122171221067 is 760122171221102.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 201122171221067 - 2¹⁶ = 201122171155531 is a prime.

It is not a weakly prime, because it can be changed into another prime (201122171221967) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100561085610533 + 100561085610534.

It is an arithmetic number, because the mean of its divisors is an integer number (100561085610534).

Almost surely, 2^{201122171221067} is an apocalyptic number.

201122171221067 is a deficient number, since it is larger than the sum of its proper divisors (1).

201122171221067 is an equidigital number, since it uses as much as digits as its factorization.

201122171221067 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9408, while the sum is 35.

Adding to 201122171221067 its sum of digits (35), we get a palindrome (201122171221102).

The spelling of 201122171221067 in words is "two hundred one trillion, one hundred twenty-two billion, one hundred seventy-one million, two hundred twenty-one thousand, sixty-seven".