11233211212 has 24 divisors (see below), whose sum is σ = 20421537920. Its totient is φ = 5400794880.

The previous prime is 11233211207. The next prime is 11233211221. The reversal of 11233211212 is 21211233211.

11233211212 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 11233211212.

It is an unprimeable number.

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, 269037 + ... + 307972.

Almost surely, 2^11233211212 is an apocalyptic number.

It is an amenable number.

11233211212 is a deficient number, since it is larger than the sum of its proper divisors (9188326708).

11233211212 is a wasteful number, since it uses less digits than its factorization.

11233211212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 577201 (or 577199 counting only the distinct ones).

The product of its digits is 144, while the sum is 19.

Adding to 11233211212 its reverse (21211233211), we get a palindrome (32444444423).

The spelling of 11233211212 in words is "eleven billion, two hundred thirty-three million, two hundred eleven thousand, two hundred twelve".