11322223221211 has 4 divisors (see below), whose sum is σ = 12939683681392. Its totient is φ = 9704762761032.

The previous prime is 11322223221209. The next prime is 11322223221217. The reversal of 11322223221211 is 11212232222311.

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

It is a cyclic number.

It is not a de Polignac number, because 11322223221211 - 2¹ = 11322223221209 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11322223221217) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 808730230080 + ... + 808730230093.

It is an arithmetic number, because the mean of its divisors is an integer number (3234920920348).

Almost surely, 2^{11322223221211} is an apocalyptic number.

11322223221211 is a deficient number, since it is larger than the sum of its proper divisors (1617460460181).

11322223221211 is an equidigital number, since it uses as much as digits as its factorization.

11322223221211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1617460460180.

The product of its digits is 1152, while the sum is 25.

Adding to 11322223221211 its reverse (11212232222311), we get a palindrome (22534455443522).

The spelling of 11322223221211 in words is "eleven trillion, three hundred twenty-two billion, two hundred twenty-three million, two hundred twenty-one thousand, two hundred eleven".