211018828528223 has 2 divisors, whose sum is σ = 211018828528224. Its totient is φ = 211018828528222.

The previous prime is 211018828528177. The next prime is 211018828528231. The reversal of 211018828528223 is 322825828810112.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 211018828528223 - 2¹⁴ = 211018828511839 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (211018828528523) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105509414264111 + 105509414264112.

It is an arithmetic number, because the mean of its divisors is an integer number (105509414264112).

Almost surely, 2^{211018828528223} is an apocalyptic number.

211018828528223 is a deficient number, since it is larger than the sum of its proper divisors (1).

211018828528223 is an equidigital number, since it uses as much as digits as its factorization.

211018828528223 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1966080, while the sum is 53.

The spelling of 211018828528223 in words is "two hundred eleven trillion, eighteen billion, eight hundred twenty-eight million, five hundred twenty-eight thousand, two hundred twenty-three".