200122210901 has 2 divisors, whose sum is σ = 200122210902. Its totient is φ = 200122210900.

The previous prime is 200122210889. The next prime is 200122210913. The reversal of 200122210901 is 109012221002.

It is a happy number.

200122210901 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a balanced prime because it is at equal distance from previous prime (200122210889) and next prime (200122210913).

It can be written as a sum of positive squares in only one way, i.e., 169855258225 + 30266952676 = 412135^2 + 173974^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-200122210901 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (200122210931) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100061105450 + 100061105451.

It is an arithmetic number, because the mean of its divisors is an integer number (100061105451).

Almost surely, 2^200122210901 is an apocalyptic number.

It is an amenable number.

200122210901 is a deficient number, since it is larger than the sum of its proper divisors (1).

200122210901 is an equidigital number, since it uses as much as digits as its factorization.

200122210901 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 144, while the sum is 20.

Adding to 200122210901 its reverse (109012221002), we get a palindrome (309134431903).

The spelling of 200122210901 in words is "two hundred billion, one hundred twenty-two million, two hundred ten thousand, nine hundred one".