11201232400 has 120 divisors (see below), whose sum is σ = 27315464000. Its totient is φ = 4413657600.

The previous prime is 11201232379. The next prime is 11201232409. The reversal of 11201232400 is 423210211.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is not an unprimeable number, because it can be changed into a prime (11201232409) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8675755 + ... + 8677045.

Almost surely, 2^11201232400 is an apocalyptic number.

11201232400 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 11201232400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13657732000).

11201232400 is an abundant number, since it is smaller than the sum of its proper divisors (16114231600).

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

11201232400 is a wasteful number, since it uses less digits than its factorization.

11201232400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1617 (or 1606 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 11201232400 its reverse (423210211), we get a palindrome (11624442611).

The spelling of 11201232400 in words is "eleven billion, two hundred one million, two hundred thirty-two thousand, four hundred".