200122102101121 has 2 divisors, whose sum is σ = 200122102101122. Its totient is φ = 200122102101120.

The previous prime is 200122102101073. The next prime is 200122102101133. The reversal of 200122102101121 is 121101201221002.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 130632555891600 + 69489546209521 = 11429460^2 + 8336039^2 .

It is a cyclic number.

It is not a de Polignac number, because 200122102101121 - 2¹⁵ = 200122102068353 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 200122102101095 and 200122102101104.

It is not a weakly prime, because it can be changed into another prime (200122102102121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100061051050560 + 100061051050561.

It is an arithmetic number, because the mean of its divisors is an integer number (100061051050561).

Almost surely, 2^{200122102101121} is an apocalyptic number.

It is an amenable number.

200122102101121 is a deficient number, since it is larger than the sum of its proper divisors (1).

200122102101121 is an equidigital number, since it uses as much as digits as its factorization.

200122102101121 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 200122102101121 its reverse (121101201221002), we get a palindrome (321223303322123).

The spelling of 200122102101121 in words is "two hundred trillion, one hundred twenty-two billion, one hundred two million, one hundred one thousand, one hundred twenty-one".