11323312210211 has 4 divisors (see below), whose sum is σ = 11323373943624. Its totient is φ = 11323250476800.

The previous prime is 11323312210187. The next prime is 11323312210219. The reversal of 11323312210211 is 11201221332311.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11323312210211 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11323312210219) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 30590750 + ... + 30958691.

It is an arithmetic number, because the mean of its divisors is an integer number (2830843485906).

Almost surely, 2^{11323312210211} is an apocalyptic number.

11323312210211 is a deficient number, since it is larger than the sum of its proper divisors (61733413).

11323312210211 is an equidigital number, since it uses as much as digits as its factorization.

11323312210211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61733412.

The product of its (nonzero) digits is 432, while the sum is 23.

Adding to 11323312210211 its reverse (11201221332311), we get a palindrome (22524533542522).

The spelling of 11323312210211 in words is "eleven trillion, three hundred twenty-three billion, three hundred twelve million, two hundred ten thousand, two hundred eleven".