212211100223 has 2 divisors, whose sum is σ = 212211100224. Its totient is φ = 212211100222.

The previous prime is 212211100207. The next prime is 212211100259. The reversal of 212211100223 is 322001112212.

212211100223 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 212211100223 - 2⁴ = 212211100207 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (212211100523) 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, 106105550111 + 106105550112.

It is an arithmetic number, because the mean of its divisors is an integer number (106105550112).

Almost surely, 2^212211100223 is an apocalyptic number.

212211100223 is a deficient number, since it is larger than the sum of its proper divisors (1).

212211100223 is an equidigital number, since it uses as much as digits as its factorization.

212211100223 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 212211100223 its reverse (322001112212), we get a palindrome (534212212435).

The spelling of 212211100223 in words is "two hundred twelve billion, two hundred eleven million, one hundred thousand, two hundred twenty-three".