200121200222107 has 2 divisors, whose sum is σ = 200121200222108. Its totient is φ = 200121200222106.

The previous prime is 200121200222063. The next prime is 200121200222189. The reversal of 200121200222107 is 701222002121002.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-200121200222107 is a prime.

It is a super-2 number, since 2×200121200222107² (a number of 29 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (200121200222197) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100060600111053 + 100060600111054.

It is an arithmetic number, because the mean of its divisors is an integer number (100060600111054).

Almost surely, 2^{200121200222107} is an apocalyptic number.

200121200222107 is a deficient number, since it is larger than the sum of its proper divisors (1).

200121200222107 is an equidigital number, since it uses as much as digits as its factorization.

200121200222107 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 448, while the sum is 22.

Adding to 200121200222107 its reverse (701222002121002), we get a palindrome (901343202343109).

The spelling of 200121200222107 in words is "two hundred trillion, one hundred twenty-one billion, two hundred million, two hundred twenty-two thousand, one hundred seven".