11132220132 has 144 divisors (see below), whose sum is σ = 31529481984. Its totient is φ = 3283200000.

The previous prime is 11132220103. The next prime is 11132220139. The reversal of 11132220132 is 23102223111.

11132220132 is a `hidden beast` number, since 111 + 322 + 201 + 32 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (11132220139) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2340757 + ... + 2345507.

It is an arithmetic number, because the mean of its divisors is an integer number (218954736).

Almost surely, 2^11132220132 is an apocalyptic number.

11132220132 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11132220132, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15764740992).

11132220132 is an abundant number, since it is smaller than the sum of its proper divisors (20397261852).

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

11132220132 is a wasteful number, since it uses less digits than its factorization.

11132220132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4930 (or 4925 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 11132220132 its reverse (23102223111), we get a palindrome (34234443243).

The spelling of 11132220132 in words is "eleven billion, one hundred thirty-two million, two hundred twenty thousand, one hundred thirty-two".