11156023200 has 288 divisors, whose sum is σ = 42468281856. Its totient is φ = 2490485760.

The previous prime is 11156023199. The next prime is 11156023267. The reversal of 11156023200 is 232065111.

11156023200 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 714679 + ... + 730121.

It is an arithmetic number, because the mean of its divisors is an integer number (147459312).

Almost surely, 2^11156023200 is an apocalyptic number.

11156023200 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 11156023200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (21234140928).

11156023200 is an abundant number, since it is smaller than the sum of its proper divisors (31312258656).

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

11156023200 is a wasteful number, since it uses less digits than its factorization.

11156023200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15516 (or 15503 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 21.

Adding to 11156023200 its reverse (232065111), we get a palindrome (11388088311).

The spelling of 11156023200 in words is "eleven billion, one hundred fifty-six million, twenty-three thousand, two hundred".