11021122021120 has 144 divisors (see below), whose sum is σ = 28345608462528. Its totient is φ = 4090689290240.

The previous prime is 11021122021099. The next prime is 11021122021139. The reversal of 11021122021120 is 2112022112011.

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 = 11021122021094 and 11021122021103.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2021839 + ... + 5111758.

It is an arithmetic number, because the mean of its divisors is an integer number (196844503212).

Almost surely, 2^{11021122021120} is an apocalyptic number.

11021122021120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11021122021120 is an abundant number, since it is smaller than the sum of its proper divisors (17324486441408).

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

11021122021120 is an equidigital number, since it uses as much as digits as its factorization.

11021122021120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7133706 (or 7133692 counting only the distinct ones).

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

Adding to 11021122021120 its reverse (2112022112011), we get a palindrome (13133144133131).

The spelling of 11021122021120 in words is "eleven trillion, twenty-one billion, one hundred twenty-two million, twenty-one thousand, one hundred twenty".