11021120221120 has 28 divisors (see below), whose sum is σ = 26244042527304. Its totient is φ = 4408448088320.

The previous prime is 11021120221093. The next prime is 11021120221129. The reversal of 11021120221120 is 2112202112011.

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 = 11021120221094 and 11021120221103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11021120221129) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17220500026 + ... + 17220500665.

It is an arithmetic number, because the mean of its divisors is an integer number (937287233118).

Almost surely, 2^{11021120221120} is an apocalyptic number.

11021120221120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11021120221120 is an abundant number, since it is smaller than the sum of its proper divisors (15222922306184).

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

11021120221120 is an equidigital number, since it uses as much as digits as its factorization.

11021120221120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34441000708 (or 34441000698 counting only the distinct ones).

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

Adding to 11021120221120 its reverse (2112202112011), we get a palindrome (13133322333131).

The spelling of 11021120221120 in words is "eleven trillion, twenty-one billion, one hundred twenty million, two hundred twenty-one thousand, one hundred twenty".