211244310223 has 8 divisors (see below), whose sum is σ = 212991906816. Its totient is φ = 209503397400.

The previous prime is 211244310217. The next prime is 211244310289. The reversal of 211244310223 is 322013442112.

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

It is a cyclic number.

It is not a de Polignac number, because 211244310223 - 2¹⁷ = 211244179151 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211244310293) 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, 1607461 + ... + 1733902.

It is an arithmetic number, because the mean of its divisors is an integer number (26623988352).

Almost surely, 2^211244310223 is an apocalyptic number.

211244310223 is a deficient number, since it is larger than the sum of its proper divisors (1747596593).

211244310223 is a wasteful number, since it uses less digits than its factorization.

211244310223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3341885.

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 211244310223 its reverse (322013442112), we get a palindrome (533257752335).

The spelling of 211244310223 in words is "two hundred eleven billion, two hundred forty-four million, three hundred ten thousand, two hundred twenty-three".