200020122101 has 2 divisors, whose sum is σ = 200020122102. Its totient is φ = 200020122100.

The previous prime is 200020122079. The next prime is 200020122151. The reversal of 200020122101 is 101221020002.

It is a happy number.

200020122101 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 191516515876 + 8503606225 = 437626^2 + 92215^2 .

It is a cyclic number.

It is not a de Polignac number, because 200020122101 - 2³⁰ = 198946380277 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (200020122151) 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, 100010061050 + 100010061051.

It is an arithmetic number, because the mean of its divisors is an integer number (100010061051).

Almost surely, 2^200020122101 is an apocalyptic number.

It is an amenable number.

200020122101 is a deficient number, since it is larger than the sum of its proper divisors (1).

200020122101 is an equidigital number, since it uses as much as digits as its factorization.

200020122101 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 200020122101 its reverse (101221020002), we get a palindrome (301241142103).

The spelling of 200020122101 in words is "two hundred billion, twenty million, one hundred twenty-two thousand, one hundred one".