11220303213220 has 48 divisors (see below), whose sum is σ = 25881157088640. Its totient is φ = 4067038964736.

The previous prime is 11220303213193. The next prime is 11220303213293. The reversal of 11220303213220 is 2231230302211.

It is a junction number, because it is equal to n+sod(n) for n = 11220303213191 and 11220303213200.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 641885037 + ... + 641902516.

It is an arithmetic number, because the mean of its divisors is an integer number (539190772680).

Almost surely, 2^{11220303213220} is an apocalyptic number.

11220303213220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11220303213220 is an abundant number, since it is smaller than the sum of its proper divisors (14660853875420).

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

11220303213220 is a wasteful number, since it uses less digits than its factorization.

11220303213220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1283787604 (or 1283787602 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 11220303213220 its reverse (2231230302211), we get a palindrome (13451533515431).

The spelling of 11220303213220 in words is "eleven trillion, two hundred twenty billion, three hundred three million, two hundred thirteen thousand, two hundred twenty".