212333021227 has 2 divisors, whose sum is σ = 212333021228. Its totient is φ = 212333021226.

The previous prime is 212333021177. The next prime is 212333021233. The reversal of 212333021227 is 722120333212.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 212333021227 - 2⁷ = 212333021099 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 212333021195 and 212333021204.

It is not a weakly prime, because it can be changed into another prime (212333021297) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106166510613 + 106166510614.

It is an arithmetic number, because the mean of its divisors is an integer number (106166510614).

Almost surely, 2^212333021227 is an apocalyptic number.

212333021227 is a deficient number, since it is larger than the sum of its proper divisors (1).

212333021227 is an equidigital number, since it uses as much as digits as its factorization.

212333021227 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6048, while the sum is 28.

Adding to 212333021227 its reverse (722120333212), we get a palindrome (934453354439).

The spelling of 212333021227 in words is "two hundred twelve billion, three hundred thirty-three million, twenty-one thousand, two hundred twenty-seven".