1313031203013 has 32 divisors (see below), whose sum is σ = 1905009829632. Its totient is φ = 801183641600.

The previous prime is 1313031203009. The next prime is 1313031203021. The reversal of 1313031203013 is 3103021303131.

It is a cyclic number.

It is not a de Polignac number, because 1313031203013 - 2² = 1313031203009 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1313031203413) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 359256 + ... + 1659857.

It is an arithmetic number, because the mean of its divisors is an integer number (59531557176).

Almost surely, 2^{1313031203013} is an apocalyptic number.

It is an amenable number.

1313031203013 is a deficient number, since it is larger than the sum of its proper divisors (591978626619).

1313031203013 is a wasteful number, since it uses less digits than its factorization.

1313031203013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2019485.

The product of its (nonzero) digits is 486, while the sum is 21.

Adding to 1313031203013 its reverse (3103021303131), we get a palindrome (4416052506144).

The spelling of 1313031203013 in words is "one trillion, three hundred thirteen billion, thirty-one million, two hundred three thousand, thirteen".