1200323303321 has 8 divisors (see below), whose sum is σ = 1230437624040. Its totient is φ = 1170578483712.

The previous prime is 1200323303317. The next prime is 1200323303339. The reversal of 1200323303321 is 1233033230021.

It can be written as a sum of positive squares in 4 ways, for example, as 1604883721 + 1198718419600 = 40061^2 + 1094860^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1200323303321 - 2² = 1200323303317 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1200323303351) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 92368700 + ... + 92381693.

It is an arithmetic number, because the mean of its divisors is an integer number (153804703005).

Almost surely, 2^{1200323303321} is an apocalyptic number.

It is an amenable number.

1200323303321 is a deficient number, since it is larger than the sum of its proper divisors (30114320719).

1200323303321 is an equidigital number, since it uses as much as digits as its factorization.

1200323303321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 184750555.

The product of its (nonzero) digits is 1944, while the sum is 23.

Adding to 1200323303321 its reverse (1233033230021), we get a palindrome (2433356533342).

The spelling of 1200323303321 in words is "one trillion, two hundred billion, three hundred twenty-three million, three hundred three thousand, three hundred twenty-one".