11120100120220 has 576 divisors, whose sum is σ = 31588159680000. Its totient is φ = 3248519178240.

The previous prime is 11120100120203. The next prime is 11120100120251. The reversal of 11120100120220 is 2202100102111.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is a self number, because there is not a number n which added to its sum of digits gives 11120100120220.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 5193880350 + ... + 5193882490.

It is an arithmetic number, because the mean of its divisors is an integer number (54840555000).

Almost surely, 2^{11120100120220} is an apocalyptic number.

11120100120220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11120100120220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15794079840000).

11120100120220 is an abundant number, since it is smaller than the sum of its proper divisors (20468059559780).

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

11120100120220 is a wasteful number, since it uses less digits than its factorization.

11120100120220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2738 (or 2729 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 11120100120220 its reverse (2202100102111), we get a palindrome (13322200222331).

The spelling of 11120100120220 in words is "eleven trillion, one hundred twenty billion, one hundred million, one hundred twenty thousand, two hundred twenty".