11021122202020 has 96 divisors (see below), whose sum is σ = 27008750539008. Its totient is φ = 3699703683072.

The previous prime is 11021122202011. The next prime is 11021122202053. The reversal of 11021122202020 is 2020222112011.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 11021122201985 and 11021122202003.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2535582 + ... + 5335861.

It is an arithmetic number, because the mean of its divisors is an integer number (281341151448).

Almost surely, 2^{11021122202020} is an apocalyptic number.

11021122202020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11021122202020 is an abundant number, since it is smaller than the sum of its proper divisors (15987628336988).

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

11021122202020 is a wasteful number, since it uses less digits than its factorization.

11021122202020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7871669 (or 7871667 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 11021122202020 its reverse (2020222112011), we get a palindrome (13041344314031).

Subtracting from 11021122202020 its reverse (2020222112011), we obtain a palindrome (9000900090009).

The spelling of 11021122202020 in words is "eleven trillion, twenty-one billion, one hundred twenty-two million, two hundred two thousand, twenty".