200001121027 has 2 divisors, whose sum is σ = 200001121028. Its totient is φ = 200001121026.

The previous prime is 200001121007. The next prime is 200001121037. The reversal of 200001121027 is 720121100002.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-200001121027 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 200001121027.

It is not a weakly prime, because it can be changed into another prime (200001121007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100000560513 + 100000560514.

It is an arithmetic number, because the mean of its divisors is an integer number (100000560514).

Almost surely, 2^200001121027 is an apocalyptic number.

200001121027 is a deficient number, since it is larger than the sum of its proper divisors (1).

200001121027 is an equidigital number, since it uses as much as digits as its factorization.

200001121027 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 56, while the sum is 16.

Adding to 200001121027 its reverse (720121100002), we get a palindrome (920122221029).

The spelling of 200001121027 in words is "two hundred billion, one million, one hundred twenty-one thousand, twenty-seven".