1200113233200 has 720 divisors, whose sum is σ = 4867352755200. Its totient is φ = 273717480960.

The previous prime is 1200113233141. The next prime is 1200113233213. The reversal of 1200113233200 is 23323110021.

1200113233200 is a `hidden beast` number, since 1 + 20 + 0 + 1 + 1 + 323 + 320 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (720).

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 843367689 + ... + 843369111.

It is an arithmetic number, because the mean of its divisors is an integer number (6760212160).

Almost surely, 2^{1200113233200} is an apocalyptic number.

1200113233200 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 1200113233200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2433676377600).

1200113233200 is an abundant number, since it is smaller than the sum of its proper divisors (3667239522000).

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

1200113233200 is a wasteful number, since it uses less digits than its factorization.

1200113233200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2151 (or 2123 counting only the distinct ones).

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

Adding to 1200113233200 its reverse (23323110021), we get a palindrome (1223436343221).

The spelling of 1200113233200 in words is "one trillion, two hundred billion, one hundred thirteen million, two hundred thirty-three thousand, two hundred".