1200323241200 has 60 divisors (see below), whose sum is σ = 2884568236680. Its totient is φ = 479997492480.

The previous prime is 1200323241167. The next prime is 1200323241209. The reversal of 1200323241200 is 21423230021.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1200323241209) 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, 1053542 + ... + 1873658.

It is an arithmetic number, because the mean of its divisors is an integer number (48076137278).

Almost surely, 2^{1200323241200} is an apocalyptic number.

1200323241200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1200323241200 is an abundant number, since it is smaller than the sum of its proper divisors (1684244995480).

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

1200323241200 is a wasteful number, since it uses less digits than its factorization.

1200323241200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 823794 (or 823783 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 1200323241200 its reverse (21423230021), we get a palindrome (1221746471221).

The spelling of 1200323241200 in words is "one trillion, two hundred billion, three hundred twenty-three million, two hundred forty-one thousand, two hundred".