11322213212 has 12 divisors (see below), whose sum is σ = 20274661176. Its totient is φ = 5529452880.

The previous prime is 11322213211. The next prime is 11322213223. The reversal of 11322213212 is 21231222311.

11322213212 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11322213211) 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 3 ways as a sum of consecutive naturals, for example, 32913239 + ... + 32913582.

It is an arithmetic number, because the mean of its divisors is an integer number (1689555098).

Almost surely, 2^11322213212 is an apocalyptic number.

It is an amenable number.

11322213212 is a deficient number, since it is larger than the sum of its proper divisors (8952447964).

11322213212 is a wasteful number, since it uses less digits than its factorization.

11322213212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65826868 (or 65826866 counting only the distinct ones).

The product of its digits is 288, while the sum is 20.

Adding to 11322213212 its reverse (21231222311), we get a palindrome (32553435523).

Subtracting 11322213212 from its reverse (21231222311), we obtain a palindrome (9909009099).

The spelling of 11322213212 in words is "eleven billion, three hundred twenty-two million, two hundred thirteen thousand, two hundred twelve".