11201020022020 has 24 divisors (see below), whose sum is σ = 24760149523200. Its totient is φ = 4244597060832.

The previous prime is 11201020021957. The next prime is 11201020022063. The reversal of 11201020022020 is 2022002010211.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14738183860 + ... + 14738184619.

It is an arithmetic number, because the mean of its divisors is an integer number (1031672896800).

Almost surely, 2^{11201020022020} is an apocalyptic number.

11201020022020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11201020022020 is an abundant number, since it is smaller than the sum of its proper divisors (13559129501180).

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

11201020022020 is a wasteful number, since it uses less digits than its factorization.

11201020022020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29476368507 (or 29476368505 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 11201020022020 its reverse (2022002010211), we get a palindrome (13223022032231).

The spelling of 11201020022020 in words is "eleven trillion, two hundred one billion, twenty million, twenty-two thousand, twenty".