11023231200 has 144 divisors (see below), whose sum is σ = 35996289840. Its totient is φ = 2930053120.

The previous prime is 11023231199. The next prime is 11023231207. The reversal of 11023231200 is 213232011.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 11023231200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11023231207) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 753556 + ... + 768044.

It is an arithmetic number, because the mean of its divisors is an integer number (249974235).

Almost surely, 2^11023231200 is an apocalyptic number.

11023231200 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 11023231200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17998144920).

11023231200 is an abundant number, since it is smaller than the sum of its proper divisors (24973058640).

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

11023231200 is a wasteful number, since it uses less digits than its factorization.

11023231200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14829 (or 14816 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 11023231200 its reverse (213232011), we get a palindrome (11236463211).

The spelling of 11023231200 in words is "eleven billion, twenty-three million, two hundred thirty-one thousand, two hundred".