1313003221011 has 12 divisors (see below), whose sum is σ = 1897613291080. Its totient is φ = 874849442400.

The previous prime is 1313003220937. The next prime is 1313003221021. The reversal of 1313003221011 is 1101223003131.

1313003221011 is a `hidden beast` number, since 1 + 31 + 300 + 322 + 1 + 0 + 11 = 666.

It is not a de Polignac number, because 1313003221011 - 2¹⁴ = 1313003204627 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1313003221021) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 40486081 + ... + 40518498.

Almost surely, 2^{1313003221011} is an apocalyptic number.

1313003221011 is a deficient number, since it is larger than the sum of its proper divisors (584610070069).

1313003221011 is a wasteful number, since it uses less digits than its factorization.

1313003221011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81006386 (or 81006383 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

Adding to 1313003221011 its reverse (1101223003131), we get a palindrome (2414226224142).

The spelling of 1313003221011 in words is "one trillion, three hundred thirteen billion, three million, two hundred twenty-one thousand, eleven".