1200001000207 has 2 divisors, whose sum is σ = 1200001000208. Its totient is φ = 1200001000206.

The previous prime is 1200001000139. The next prime is 1200001000223. The reversal of 1200001000207 is 7020001000021.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1200001000207 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1200001003207) 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, 600000500103 + 600000500104.

It is an arithmetic number, because the mean of its divisors is an integer number (600000500104).

Almost surely, 2^{1200001000207} is an apocalyptic number.

1200001000207 is a deficient number, since it is larger than the sum of its proper divisors (1).

1200001000207 is an equidigital number, since it uses as much as digits as its factorization.

1200001000207 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 28, while the sum is 13.

Adding to 1200001000207 its reverse (7020001000021), we get a palindrome (8220002000228).

The spelling of 1200001000207 in words is "one trillion, two hundred billion, one million, two hundred seven", and thus it is an aban number.