1200120212201 has 2 divisors, whose sum is σ = 1200120212202. Its totient is φ = 1200120212200.

The previous prime is 1200120212173. The next prime is 1200120212227. The reversal of 1200120212201 is 1022120210021.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 962292331225 + 237827880976 = 980965^2 + 487676^2 .

It is a cyclic number.

It is not a de Polignac number, because 1200120212201 - 2¹⁰ = 1200120211177 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (1200120272201) 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, 600060106100 + 600060106101.

It is an arithmetic number, because the mean of its divisors is an integer number (600060106101).

Almost surely, 2^{1200120212201} is an apocalyptic number.

It is an amenable number.

1200120212201 is a deficient number, since it is larger than the sum of its proper divisors (1).

1200120212201 is an equidigital number, since it uses as much as digits as its factorization.

1200120212201 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 14.

Adding to 1200120212201 its reverse (1022120210021), we get a palindrome (2222240422222).

The spelling of 1200120212201 in words is "one trillion, two hundred billion, one hundred twenty million, two hundred twelve thousand, two hundred one".