1313210101312 has 14 divisors (see below), whose sum is σ = 2605901294918. Its totient is φ = 656605050624.

The previous prime is 1313210101297. The next prime is 1313210101331. The reversal of 1313210101312 is 2131010123131.

It can be written as a sum of positive squares in only one way, i.e., 667462856256 + 645747245056 = 816984^2 + 803584^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 1313210101312.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 10259453853 + ... + 10259453980.

Almost surely, 2^{1313210101312} is an apocalyptic number.

It is an amenable number.

1313210101312 is a deficient number, since it is larger than the sum of its proper divisors (1292691193606).

1313210101312 is an equidigital number, since it uses as much as digits as its factorization.

1313210101312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20518907845 (or 20518907835 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 19.

Adding to 1313210101312 its reverse (2131010123131), we get a palindrome (3444220224443).

The spelling of 1313210101312 in words is "one trillion, three hundred thirteen billion, two hundred ten million, one hundred one thousand, three hundred twelve".