1313110012033 has 4 divisors (see below), whose sum is σ = 1313723330388. Its totient is φ = 1312496693680.

The previous prime is 1313110012013. The next prime is 1313110012037. The reversal of 1313110012033 is 3302100113131.

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 1183900677184 + 129209334849 = 1088072^2 + 359457^2 .

It is a cyclic number.

It is not a de Polignac number, because 1313110012033 - 2¹³ = 1313110003841 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1313110012033.

It is not an unprimeable number, because it can be changed into a prime (1313110012037) 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 3 ways as a sum of consecutive naturals, for example, 306655966 + ... + 306660247.

It is an arithmetic number, because the mean of its divisors is an integer number (328430832597).

Almost surely, 2^{1313110012033} is an apocalyptic number.

It is an amenable number.

1313110012033 is a deficient number, since it is larger than the sum of its proper divisors (613318355).

1313110012033 is an equidigital number, since it uses as much as digits as its factorization.

1313110012033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 613318354.

The product of its (nonzero) digits is 162, while the sum is 19.

Adding to 1313110012033 its reverse (3302100113131), we get a palindrome (4615210125164).

The spelling of 1313110012033 in words is "one trillion, three hundred thirteen billion, one hundred ten million, twelve thousand, thirty-three".