1313323320212 has 12 divisors (see below), whose sum is σ = 2298329559540. Its totient is φ = 656657731776.

The previous prime is 1313323320181. The next prime is 1313323320217. The reversal of 1313323320212 is 2120233233131.

It can be written as a sum of positive squares in 2 ways, for example, as 695549328016 + 617773992196 = 833996^2 + 785986^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1313323320217) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 151883 + ... + 1627794.

It is an arithmetic number, because the mean of its divisors is an integer number (191527463295).

Almost surely, 2^{1313323320212} is an apocalyptic number.

It is an amenable number.

1313323320212 is a deficient number, since it is larger than the sum of its proper divisors (985006239328).

1313323320212 is a wasteful number, since it uses less digits than its factorization.

1313323320212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1964170 (or 1964168 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 26.

Adding to 1313323320212 its reverse (2120233233131), we get a palindrome (3433556553343).

The spelling of 1313323320212 in words is "one trillion, three hundred thirteen billion, three hundred twenty-three million, three hundred twenty thousand, two hundred twelve".