11281903200 has 216 divisors, whose sum is σ = 39916382688. Its totient is φ = 2998410240.

The previous prime is 11281903181. The next prime is 11281903229. The reversal of 11281903200 is 230918211.

It is a congruent number.

It is an unprimeable number.

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 35 ways as a sum of consecutive naturals, for example, 2279929 + ... + 2284871.

It is an arithmetic number, because the mean of its divisors is an integer number (184798068).

Almost surely, 2^11281903200 is an apocalyptic number.

11281903200 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 11281903200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19958191344).

11281903200 is an abundant number, since it is smaller than the sum of its proper divisors (28634479488).

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

11281903200 is a wasteful number, since it uses less digits than its factorization.

11281903200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5286 (or 5270 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 27.

The spelling of 11281903200 in words is "eleven billion, two hundred eighty-one million, nine hundred three thousand, two hundred".