211301311323 has 8 divisors (see below), whose sum is σ = 290823310336. Its totient is φ = 136323426600.

The previous prime is 211301311313. The next prime is 211301311337. The reversal of 211301311323 is 323113103112.

It is a happy number.

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

It is not a de Polignac number, because 211301311323 - 2¹⁶ = 211301245787 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 211301311323.

It is not an unprimeable number, because it can be changed into a prime (211301311313) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1136028463 + ... + 1136028648.

It is an arithmetic number, because the mean of its divisors is an integer number (36352913792).

Almost surely, 2^211301311323 is an apocalyptic number.

211301311323 is a deficient number, since it is larger than the sum of its proper divisors (79521999013).

211301311323 is a wasteful number, since it uses less digits than its factorization.

211301311323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2272057145.

The product of its (nonzero) digits is 324, while the sum is 21.

Adding to 211301311323 its reverse (323113103112), we get a palindrome (534414414435).

The spelling of 211301311323 in words is "two hundred eleven billion, three hundred one million, three hundred eleven thousand, three hundred twenty-three".