201212000027 has 2 divisors, whose sum is σ = 201212000028. Its totient is φ = 201212000026.

The previous prime is 201212000009. The next prime is 201212000047. The reversal of 201212000027 is 720000212102.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 201212000027 - 2¹⁰ = 201211999003 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 201211999969 and 201212000014.

It is not a weakly prime, because it can be changed into another prime (201212000047) 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, 100606000013 + 100606000014.

It is an arithmetic number, because the mean of its divisors is an integer number (100606000014).

Almost surely, 2^201212000027 is an apocalyptic number.

201212000027 is a deficient number, since it is larger than the sum of its proper divisors (1).

201212000027 is an equidigital number, since it uses as much as digits as its factorization.

201212000027 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 112, while the sum is 17.

Adding to 201212000027 its reverse (720000212102), we get a palindrome (921212212129).

The spelling of 201212000027 in words is "two hundred one billion, two hundred twelve million, twenty-seven", and thus it is an aban number.