1200211301313 has 20 divisors (see below), whose sum is σ = 1854732665940. Its totient is φ = 772549801632.

The previous prime is 1200211301297. The next prime is 1200211301339. The reversal of 1200211301313 is 3131031120021.

1200211301313 is a `hidden beast` number, since 1 + 200 + 21 + 130 + 1 + 313 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 508173656769 + 692037644544 = 712863^2 + 831888^2 .

It is not a de Polignac number, because 1200211301313 - 2⁴ = 1200211301297 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1200212301313) by changing a digit.

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 19 ways as a sum of consecutive naturals, for example, 255470470 + ... + 255475167.

It is an arithmetic number, because the mean of its divisors is an integer number (92736633297).

Almost surely, 2^{1200211301313} is an apocalyptic number.

It is an amenable number.

1200211301313 is a deficient number, since it is larger than the sum of its proper divisors (654521364627).

1200211301313 is an equidigital number, since it uses as much as digits as its factorization.

1200211301313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 510945678 (or 510945669 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

Adding to 1200211301313 its reverse (3131031120021), we get a palindrome (4331242421334).

The spelling of 1200211301313 in words is "one trillion, two hundred billion, two hundred eleven million, three hundred one thousand, three hundred thirteen".