211303321321 has 8 divisors (see below), whose sum is σ = 220675271040. Its totient is φ = 201946775712.

The previous prime is 211303321319. The next prime is 211303321337. The reversal of 211303321321 is 123123303112.

211303321321 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 211303321321 - 2¹ = 211303321319 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 211303321292 and 211303321301.

It is not an unprimeable number, because it can be changed into a prime (211303331321) 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 in 7 ways as a sum of consecutive naturals, for example, 3822981 + ... + 3877858.

It is an arithmetic number, because the mean of its divisors is an integer number (27584408880).

Almost surely, 2^211303321321 is an apocalyptic number.

It is an amenable number.

211303321321 is a deficient number, since it is larger than the sum of its proper divisors (9371949719).

211303321321 is a wasteful number, since it uses less digits than its factorization.

211303321321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7702055.

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 211303321321 its reverse (123123303112), we get a palindrome (334426624433).

The spelling of 211303321321 in words is "two hundred eleven billion, three hundred three million, three hundred twenty-one thousand, three hundred twenty-one".