11323422220 has 96 divisors (see below), whose sum is σ = 27854378496. Its totient is φ = 3820723200.

The previous prime is 11323422199. The next prime is 11323422221. The reversal of 11323422220 is 2222432311.

11323422220 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 (22).

It is a junction number, because it is equal to n+sod(n) for n = 11323422191 and 11323422200.

It is not an unprimeable number, because it can be changed into a prime (11323422221) 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 31 ways as a sum of consecutive naturals, for example, 244219 + ... + 286861.

It is an arithmetic number, because the mean of its divisors is an integer number (290149776).

Almost surely, 2^11323422220 is an apocalyptic number.

11323422220 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 11323422220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13927189248).

11323422220 is an abundant number, since it is smaller than the sum of its proper divisors (16530956276).

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

11323422220 is a wasteful number, since it uses less digits than its factorization.

11323422220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42751 (or 42749 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 22.

Adding to 11323422220 its reverse (2222432311), we get a palindrome (13545854531).

The spelling of 11323422220 in words is "eleven billion, three hundred twenty-three million, four hundred twenty-two thousand, two hundred twenty".