13112323200 has 384 divisors, whose sum is σ = 49023648000. Its totient is φ = 3421163520.

The previous prime is 13112323163. The next prime is 13112323223. The reversal of 13112323200 is 232321131.

13112323200 is a `hidden beast` number, since 1 + 311 + 2 + 32 + 320 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (384).

It is a Harshad number since it is a multiple of its sum of digits (18).

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 47 ways as a sum of consecutive naturals, for example, 4059186 + ... + 4062414.

It is an arithmetic number, because the mean of its divisors is an integer number (127665750).

Almost surely, 2^13112323200 is an apocalyptic number.

13112323200 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 13112323200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (24511824000).

13112323200 is an abundant number, since it is smaller than the sum of its proper divisors (35911324800).

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

13112323200 is a wasteful number, since it uses less digits than its factorization.

13112323200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3309 (or 3286 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 13112323200 its reverse (232321131), we get a palindrome (13344644331).

The spelling of 13112323200 in words is "thirteen billion, one hundred twelve million, three hundred twenty-three thousand, two hundred".