212323020211 has 2 divisors, whose sum is σ = 212323020212. Its totient is φ = 212323020210.

The previous prime is 212323020199. The next prime is 212323020289. The reversal of 212323020211 is 112020323212.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 212323020211 - 2¹¹ = 212323018163 is a prime.

It is not a weakly prime, because it can be changed into another prime (212323020011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106161510105 + 106161510106.

It is an arithmetic number, because the mean of its divisors is an integer number (106161510106).

Almost surely, 2^212323020211 is an apocalyptic number.

212323020211 is a deficient number, since it is larger than the sum of its proper divisors (1).

212323020211 is an equidigital number, since it uses as much as digits as its factorization.

212323020211 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 212323020211 its reverse (112020323212), we get a palindrome (324343343423).

The spelling of 212323020211 in words is "two hundred twelve billion, three hundred twenty-three million, twenty thousand, two hundred eleven".