11130032320 has 112 divisors (see below), whose sum is σ = 28964388096. Its totient is φ = 4040064000.

The previous prime is 11130032267. The next prime is 11130032321. The reversal of 11130032320 is 2323003111.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a junction number, because it is equal to n+sod(n) for n = 11130032294 and 11130032303.

It is not an unprimeable number, because it can be changed into a prime (11130032321) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2218615 + ... + 2223625.

It is an arithmetic number, because the mean of its divisors is an integer number (258610608).

Almost surely, 2^11130032320 is an apocalyptic number.

11130032320 is a gapful number since it is divisible by the number (10) 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 11130032320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14482194048).

11130032320 is an abundant number, since it is smaller than the sum of its proper divisors (17834355776).

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

11130032320 is a wasteful number, since it uses less digits than its factorization.

11130032320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5670 (or 5660 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 16.

Adding to 11130032320 its reverse (2323003111), we get a palindrome (13453035431).

The spelling of 11130032320 in words is "eleven billion, one hundred thirty million, thirty-two thousand, three hundred twenty".