11132321112 has 96 divisors (see below), whose sum is σ = 33590868480. Its totient is φ = 3301644480.

The previous prime is 11132321111. The next prime is 11132321113. The reversal of 11132321112 is 21112323111.

It is an interprime number because it is at equal distance from previous prime (11132321111) and next prime (11132321113).

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

It is a nude number because it is divisible by every one of its digits and also a Zuckerman number because it is divisible by the product of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11132321111) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 112308 + ... + 186755.

It is an arithmetic number, because the mean of its divisors is an integer number (349904880).

Almost surely, 2^11132321112 is an apocalyptic number.

11132321112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11132321112 is an abundant number, since it is smaller than the sum of its proper divisors (22458547368).

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

11132321112 is a wasteful number, since it uses less digits than its factorization.

11132321112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 299133 (or 299126 counting only the distinct ones).

The product of its digits is 72, while the sum is 18.

Adding to 11132321112 its reverse (21112323111), we get a palindrome (32244644223).

The spelling of 11132321112 in words is "eleven billion, one hundred thirty-two million, three hundred twenty-one thousand, one hundred twelve".