11323200400 has 60 divisors (see below), whose sum is σ = 27223315632. Its totient is φ = 4526062720.

The previous prime is 11323200359. The next prime is 11323200401. The reversal of 11323200400 is 400232311.

It is a happy number.

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 (11323200401) 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, 599907 + ... + 618493.

Almost surely, 2^11323200400 is an apocalyptic number.

11323200400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11323200400 is an abundant number, since it is smaller than the sum of its proper divisors (15900115232).

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

11323200400 is a wasteful number, since it uses less digits than its factorization.

11323200400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20128 (or 20117 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 16.

Adding to 11323200400 its reverse (400232311), we get a palindrome (11723432711).

The spelling of 11323200400 in words is "eleven billion, three hundred twenty-three million, two hundred thousand, four hundred".