1200341200321 has 4 divisors (see below), whose sum is σ = 1205321869444. Its totient is φ = 1195360531200.

The previous prime is 1200341200307. The next prime is 1200341200339. The reversal of 1200341200321 is 1230021430021.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 319859244721 + 880481955600 = 565561^2 + 938340^2 .

It is a cyclic number.

It is not a de Polignac number, because 1200341200321 - 2¹⁹ = 1200340676033 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1200341201321) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2490334200 + ... + 2490334681.

It is an arithmetic number, because the mean of its divisors is an integer number (301330467361).

Almost surely, 2^{1200341200321} is an apocalyptic number.

It is an amenable number.

1200341200321 is a deficient number, since it is larger than the sum of its proper divisors (4980669123).

1200341200321 is an equidigital number, since it uses as much as digits as its factorization.

1200341200321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4980669122.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 1200341200321 its reverse (1230021430021), we get a palindrome (2430362630342).

The spelling of 1200341200321 in words is "one trillion, two hundred billion, three hundred forty-one million, two hundred thousand, three hundred twenty-one".