211011022223 has 2 divisors, whose sum is σ = 211011022224. Its totient is φ = 211011022222.

The previous prime is 211011022219. The next prime is 211011022253. The reversal of 211011022223 is 322220110112.

211011022223 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 211011022223 - 2² = 211011022219 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (211011022253) 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, 105505511111 + 105505511112.

It is an arithmetic number, because the mean of its divisors is an integer number (105505511112).

Almost surely, 2^211011022223 is an apocalyptic number.

211011022223 is a deficient number, since it is larger than the sum of its proper divisors (1).

211011022223 is an equidigital number, since it uses as much as digits as its factorization.

211011022223 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 211011022223 its reverse (322220110112), we get a palindrome (533231132335).

The spelling of 211011022223 in words is "two hundred eleven billion, eleven million, twenty-two thousand, two hundred twenty-three".