11212211332 has 12 divisors (see below), whose sum is σ = 22424422720. Its totient is φ = 4805233416.

The previous prime is 11212211303. The next prime is 11212211341. The reversal of 11212211332 is 23311221211.

11212211332 is an admirable number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 200218032 + ... + 200218087.

Almost surely, 2^11212211332 is an apocalyptic number.

It is an amenable number.

11212211332 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11212211332 is a wasteful number, since it uses less digits than its factorization.

11212211332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 400436130 (or 400436128 counting only the distinct ones).

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

Adding to 11212211332 its reverse (23311221211), we get a palindrome (34523432543).

The spelling of 11212211332 in words is "eleven billion, two hundred twelve million, two hundred eleven thousand, three hundred thirty-two".