11222320200320 has 256 divisors, whose sum is σ = 27927069926400. Its totient is φ = 4308481622016.

The previous prime is 11222320200281. The next prime is 11222320200331. The reversal of 11222320200320 is 2300202322211.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 11222320200292 and 11222320200301.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3006245174 + ... + 3006248906.

It is an arithmetic number, because the mean of its divisors is an integer number (109090116900).

Almost surely, 2^{11222320200320} is an apocalyptic number.

11222320200320 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 11222320200320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13963534963200).

11222320200320 is an abundant number, since it is smaller than the sum of its proper divisors (16704749726080).

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

11222320200320 is a wasteful number, since it uses less digits than its factorization.

11222320200320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5475 (or 5463 counting only the distinct ones).

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

Adding to 11222320200320 its reverse (2300202322211), we get a palindrome (13522522522531).

The spelling of 11222320200320 in words is "eleven trillion, two hundred twenty-two billion, three hundred twenty million, two hundred thousand, three hundred twenty".