11217303320 has 64 divisors (see below), whose sum is σ = 27048150720. Its totient is φ = 4175829504.

The previous prime is 11217303319. The next prime is 11217303329. The reversal of 11217303320 is 2330371211.

11217303320 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11217303329) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 130727 + ... + 198806.

It is an arithmetic number, because the mean of its divisors is an integer number (422627355).

Almost surely, 2^11217303320 is an apocalyptic number.

11217303320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11217303320 is an abundant number, since it is smaller than the sum of its proper divisors (15830847400).

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

11217303320 is a wasteful number, since it uses less digits than its factorization.

11217303320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 329604 (or 329600 counting only the distinct ones).

The product of its (nonzero) digits is 756, while the sum is 23.

Adding to 11217303320 its reverse (2330371211), we get a palindrome (13547674531).

The spelling of 11217303320 in words is "eleven billion, two hundred seventeen million, three hundred three thousand, three hundred twenty".