11323204220 has 12 divisors (see below), whose sum is σ = 23778728904. Its totient is φ = 4529281680.

The previous prime is 11323204213. The next prime is 11323204231. The reversal of 11323204220 is 2240232311.

11323204220 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 (20), and also a Moran number because the ratio is a prime number: 566160211 = 11323204220 / (1 + 1 + 3 + 2 + 3 + 2 + 0 + 4 + 2 + 2 + 0).

It is a junction number, because it is equal to n+sod(n) for n = 11323204192 and 11323204201.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 283080086 + ... + 283080125.

It is an arithmetic number, because the mean of its divisors is an integer number (1981560742).

Almost surely, 2^11323204220 is an apocalyptic number.

11323204220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11323204220 is an abundant number, since it is smaller than the sum of its proper divisors (12455524684).

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

11323204220 is a wasteful number, since it uses less digits than its factorization.

11323204220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 566160220 (or 566160218 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 11323204220 its reverse (2240232311), we get a palindrome (13563436531).

The spelling of 11323204220 in words is "eleven billion, three hundred twenty-three million, two hundred four thousand, two hundred twenty".