122222100200201 has 2 divisors, whose sum is σ = 122222100200202. Its totient is φ = 122222100200200.

The previous prime is 122222100200117. The next prime is 122222100200231. The reversal of 122222100200201 is 102002001222221.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 110606784184576 + 11615316015625 = 10516976^2 + 3408125^2 .

It is a cyclic number.

It is not a de Polignac number, because 122222100200201 - 2¹⁴ = 122222100183817 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 122222100200201.

It is not a weakly prime, because it can be changed into another prime (122222100200231) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61111050100100 + 61111050100101.

It is an arithmetic number, because the mean of its divisors is an integer number (61111050100101).

Almost surely, 2^{122222100200201} is an apocalyptic number.

It is an amenable number.

122222100200201 is a deficient number, since it is larger than the sum of its proper divisors (1).

122222100200201 is an equidigital number, since it uses as much as digits as its factorization.

122222100200201 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 122222100200201 its reverse (102002001222221), we get a palindrome (224224101422422).

The spelling of 122222100200201 in words is "one hundred twenty-two trillion, two hundred twenty-two billion, one hundred million, two hundred thousand, two hundred one".