11020120200 has 192 divisors, whose sum is σ = 38259456000. Its totient is φ = 2915377920.

The previous prime is 11020120183. The next prime is 11020120207. The reversal of 11020120200 is 202102011.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is not an unprimeable number, because it can be changed into a prime (11020120207) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 677766 + ... + 693834.

It is an arithmetic number, because the mean of its divisors is an integer number (199268000).

Almost surely, 2^11020120200 is an apocalyptic number.

11020120200 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 11020120200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19129728000).

11020120200 is an abundant number, since it is smaller than the sum of its proper divisors (27239335800).

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

11020120200 is a wasteful number, since it uses less digits than its factorization.

11020120200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16221 (or 16206 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 9.

Adding to 11020120200 its reverse (202102011), we get a palindrome (11222222211).

The spelling of 11020120200 in words is "eleven billion, twenty million, one hundred twenty thousand, two hundred".