212224027 has 2 divisors, whose sum is σ = 212224028. Its totient is φ = 212224026.

The previous prime is 212223983. The next prime is 212224043. The reversal of 212224027 is 720422212.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 212224027 - 2¹¹ = 212221979 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 212223989 and 212224007.

It is not a weakly prime, because it can be changed into another prime (212224087) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106112013 + 106112014.

It is an arithmetic number, because the mean of its divisors is an integer number (106112014).

Almost surely, 2^212224027 is an apocalyptic number.

212224027 is a deficient number, since it is larger than the sum of its proper divisors (1).

212224027 is an equidigital number, since it uses as much as digits as its factorization.

212224027 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 896, while the sum is 22.

The square root of 212224027 is about 14567.9108660096. The cubic root of 212224027 is about 596.4831553179.

Adding to 212224027 its reverse (720422212), we get a palindrome (932646239).

The spelling of 212224027 in words is "two hundred twelve million, two hundred twenty-four thousand, twenty-seven".