201122001193 has 2 divisors, whose sum is σ = 201122001194. Its totient is φ = 201122001192.

The previous prime is 201122001181. The next prime is 201122001229. The reversal of 201122001193 is 391100221102.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 160041602704 + 41080398489 = 400052^2 + 202683^2 .

It is a cyclic number.

It is not a de Polignac number, because 201122001193 - 2¹⁷ = 201121870121 is a prime.

It is not a weakly prime, because it can be changed into another prime (201122031193) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100561000596 + 100561000597.

It is an arithmetic number, because the mean of its divisors is an integer number (100561000597).

Almost surely, 2^201122001193 is an apocalyptic number.

It is an amenable number.

201122001193 is a deficient number, since it is larger than the sum of its proper divisors (1).

201122001193 is an equidigital number, since it uses as much as digits as its factorization.

201122001193 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 216, while the sum is 22.

Adding to 201122001193 its reverse (391100221102), we get a palindrome (592222222295).

The spelling of 201122001193 in words is "two hundred one billion, one hundred twenty-two million, one thousand, one hundred ninety-three".