11011312200 has 192 divisors, whose sum is σ = 39074641920. Its totient is φ = 2512800000.

The previous prime is 11011312187. The next prime is 11011312211. The reversal of 11011312200 is 221311011.

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

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3152455 + ... + 3155945.

It is an arithmetic number, because the mean of its divisors is an integer number (203513760).

Almost surely, 2^11011312200 is an apocalyptic number.

11011312200 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 11011312200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19537320960).

11011312200 is an abundant number, since it is smaller than the sum of its proper divisors (28063329720).

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

11011312200 is a wasteful number, since it uses less digits than its factorization.

11011312200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4268 (or 4259 counting only the distinct ones).

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

Adding to 11011312200 its reverse (221311011), we get a palindrome (11232623211).

The spelling of 11011312200 in words is "eleven billion, eleven million, three hundred twelve thousand, two hundred".