212000021027 has 2 divisors, whose sum is σ = 212000021028. Its totient is φ = 212000021026.

The previous prime is 212000020933. The next prime is 212000021039. The reversal of 212000021027 is 720120000212.

212000021027 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 212000021027 - 2¹⁶ = 211999955491 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 212000020996 and 212000021014.

It is not a weakly prime, because it can be changed into another prime (212000021227) 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, 106000010513 + 106000010514.

It is an arithmetic number, because the mean of its divisors is an integer number (106000010514).

Almost surely, 2^212000021027 is an apocalyptic number.

212000021027 is a deficient number, since it is larger than the sum of its proper divisors (1).

212000021027 is an equidigital number, since it uses as much as digits as its factorization.

212000021027 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 212000021027 its reverse (720120000212), we get a palindrome (932120021239).

The spelling of 212000021027 in words is "two hundred twelve billion, twenty-one thousand, twenty-seven".