1313440010242 has 16 divisors (see below), whose sum is σ = 1977786651960. Its totient is φ = 654178540672.

The previous prime is 1313440010227. The next prime is 1313440010279. The reversal of 1313440010242 is 2420100443131.

It can be written as a sum of positive squares in 4 ways, for example, as 174547648521 + 1138892361721 = 417789^2 + 1067189^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3395838 + ... + 3762790.

Almost surely, 2^{1313440010242} is an apocalyptic number.

1313440010242 is a deficient number, since it is larger than the sum of its proper divisors (664346641718).

1313440010242 is a wasteful number, since it uses less digits than its factorization.

1313440010242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 373877.

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 1313440010242 its reverse (2420100443131), we get a palindrome (3733540453373).

The spelling of 1313440010242 in words is "one trillion, three hundred thirteen billion, four hundred forty million, ten thousand, two hundred forty-two".