11123020200 has 48 divisors (see below), whose sum is σ = 34481364480. Its totient is φ = 2966138560.

The previous prime is 11123020177. The next prime is 11123020201. The reversal of 11123020200 is 202032111.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is not an unprimeable number, because it can be changed into a prime (11123020201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9268584 + ... + 9269783.

It is an arithmetic number, because the mean of its divisors is an integer number (718361760).

Almost surely, 2^11123020200 is an apocalyptic number.

11123020200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11123020200 is an abundant number, since it is smaller than the sum of its proper divisors (23358344280).

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

11123020200 is a wasteful number, since it uses less digits than its factorization.

11123020200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18538386 (or 18538377 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 12.

Adding to 11123020200 its reverse (202032111), we get a palindrome (11325052311).

The spelling of 11123020200 in words is "eleven billion, one hundred twenty-three million, twenty thousand, two hundred".