11122011212 has 24 divisors (see below), whose sum is σ = 21683499600. Its totient is φ = 4956227136.

The previous prime is 11122011211. The next prime is 11122011227. The reversal of 11122011212 is 21211022111.

11122011212 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (11122011211) 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, 3686162 + ... + 3689177.

It is an arithmetic number, because the mean of its divisors is an integer number (903479150).

Almost surely, 2^11122011212 is an apocalyptic number.

It is an amenable number.

11122011212 is a deficient number, since it is larger than the sum of its proper divisors (10561488388).

11122011212 is a wasteful number, since it uses less digits than its factorization.

11122011212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7375385 (or 7375383 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 11122011212 its reverse (21211022111), we get a palindrome (32333033323).

The spelling of 11122011212 in words is "eleven billion, one hundred twenty-two million, eleven thousand, two hundred twelve".