11001122132 has 192 divisors, whose sum is σ = 27880796160. Its totient is φ = 3655756800.

The previous prime is 11001122089. The next prime is 11001122147. The reversal of 11001122132 is 23122110011.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 3117353 + ... + 3120879.

It is an arithmetic number, because the mean of its divisors is an integer number (145212480).

Almost surely, 2^11001122132 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11001122132, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13940398080).

11001122132 is an abundant number, since it is smaller than the sum of its proper divisors (16879674028).

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

11001122132 is a wasteful number, since it uses less digits than its factorization.

11001122132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3622 (or 3620 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 14.

Adding to 11001122132 its reverse (23122110011), we get a palindrome (34123232143).

The spelling of 11001122132 in words is "eleven billion, one million, one hundred twenty-two thousand, one hundred thirty-two".