211210223223 has 8 divisors (see below), whose sum is σ = 281674355200. Its totient is φ = 140776453368.

The previous prime is 211210223183. The next prime is 211210223227. The reversal of 211210223223 is 322322012112.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 211210223223 - 2⁹ = 211210222711 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 211210223223.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211210223227) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7574293 + ... + 7602126.

It is an arithmetic number, because the mean of its divisors is an integer number (35209294400).

Almost surely, 2^211210223223 is an apocalyptic number.

211210223223 is a deficient number, since it is larger than the sum of its proper divisors (70464131977).

211210223223 is a wasteful number, since it uses less digits than its factorization.

211210223223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15181061.

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 211210223223 its reverse (322322012112), we get a palindrome (533532235335).

The spelling of 211210223223 in words is "two hundred eleven billion, two hundred ten million, two hundred twenty-three thousand, two hundred twenty-three".