11331123232 has 96 divisors (see below), whose sum is σ = 26241546240. Its totient is φ = 4748267520.

The previous prime is 11331123187. The next prime is 11331123311. The reversal of 11331123232 is 23232113311.

It is a Harshad number since it is a multiple of its sum of digits (22).

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 15 ways as a sum of consecutive naturals, for example, 6812833 + ... + 6814495.

It is an arithmetic number, because the mean of its divisors is an integer number (273349440).

Almost surely, 2^11331123232 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 11331123232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13120773120).

11331123232 is an abundant number, since it is smaller than the sum of its proper divisors (14910423008).

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

11331123232 is a wasteful number, since it uses less digits than its factorization.

11331123232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3186 (or 3178 counting only the distinct ones).

The product of its digits is 648, while the sum is 22.

Adding to 11331123232 its reverse (23232113311), we get a palindrome (34563236543).

The spelling of 11331123232 in words is "eleven billion, three hundred thirty-one million, one hundred twenty-three thousand, two hundred thirty-two".