11021220211120 has 160 divisors (see below), whose sum is σ = 30763309593600. Its totient is φ = 3590154163200.

The previous prime is 11021220211087. The next prime is 11021220211213. The reversal of 11021220211120 is 2111202212011.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a junction number, because it is equal to n+sod(n) for n = 11021220211094 and 11021220211103.

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, 952306 + ... + 4790545.

It is an arithmetic number, because the mean of its divisors is an integer number (192270684960).

Almost surely, 2^{11021220211120} is an apocalyptic number.

11021220211120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11021220211120 is an abundant number, since it is smaller than the sum of its proper divisors (19742089382480).

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

11021220211120 is a wasteful number, since it uses less digits than its factorization.

11021220211120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5743043 (or 5743037 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 11021220211120 its reverse (2111202212011), we get a palindrome (13132422423131).

The spelling of 11021220211120 in words is "eleven trillion, twenty-one billion, two hundred twenty million, two hundred eleven thousand, one hundred twenty".