201222130001201 has 2 divisors, whose sum is σ = 201222130001202. Its totient is φ = 201222130001200.

The previous prime is 201222130001171. The next prime is 201222130001237. The reversal of 201222130001201 is 102100031222102.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 177417098679601 + 23805031321600 = 13319801^2 + 4879040^2 .

It is a cyclic number.

It is not a de Polignac number, because 201222130001201 - 2³⁸ = 200947252094257 is a prime.

It is a super-2 number, since 2×201222130001201² (a number of 29 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 201222130001201.

It is not a weakly prime, because it can be changed into another prime (201222130031201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100611065000600 + 100611065000601.

It is an arithmetic number, because the mean of its divisors is an integer number (100611065000601).

Almost surely, 2^{201222130001201} is an apocalyptic number.

It is an amenable number.

201222130001201 is a deficient number, since it is larger than the sum of its proper divisors (1).

201222130001201 is an equidigital number, since it uses as much as digits as its factorization.

201222130001201 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 201222130001201 its reverse (102100031222102), we get a palindrome (303322161223303).

The spelling of 201222130001201 in words is "two hundred one trillion, two hundred twenty-two billion, one hundred thirty million, one thousand, two hundred one".