1200012041313 has 10 divisors (see below), whose sum is σ = 1792610580354. Its totient is φ = 800008027488.

The previous prime is 1200012041311. The next prime is 1200012041321. The reversal of 1200012041313 is 3131402100021.

1200012041313 is a `hidden beast` number, since 120 + 0 + 0 + 120 + 413 + 13 = 666.

It can be written as a sum of positive squares in only one way, i.e., 957546402849 + 242465638464 = 978543^2 + 492408^2 .

It is not a de Polignac number, because 1200012041313 - 2¹ = 1200012041311 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1200012041311) 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 9 ways as a sum of consecutive naturals, for example, 7407481656 + ... + 7407481817.

Almost surely, 2^{1200012041313} is an apocalyptic number.

It is an amenable number.

1200012041313 is a deficient number, since it is larger than the sum of its proper divisors (592598539041).

1200012041313 is an equidigital number, since it uses as much as digits as its factorization.

1200012041313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14814963485 (or 14814963476 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 1200012041313 its reverse (3131402100021), we get a palindrome (4331414141334).

The spelling of 1200012041313 in words is "one trillion, two hundred billion, twelve million, forty-one thousand, three hundred thirteen".