11320211200 has 108 divisors (see below), whose sum is σ = 28097498520. Its totient is φ = 4515450880.

The previous prime is 11320211171. The next prime is 11320211207. The reversal of 11320211200 is 211202311.

It is a super-2 number, since 2×11320211200² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11320211207) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2487327 + ... + 2491873.

Almost surely, 2^11320211200 is an apocalyptic number.

11320211200 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 11320211200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14048749260).

11320211200 is an abundant number, since it is smaller than the sum of its proper divisors (16777287320).

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

11320211200 is an equidigital number, since it uses as much as digits as its factorization.

11320211200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4962 (or 4943 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 13.

Adding to 11320211200 its reverse (211202311), we get a palindrome (11531413511).

The spelling of 11320211200 in words is "eleven billion, three hundred twenty million, two hundred eleven thousand, two hundred".