1313013023001 has 40 divisors (see below), whose sum is σ = 2064807888000. Its totient is φ = 829206707040.

The previous prime is 1313013022939. The next prime is 1313013023029. The reversal of 1313013023001 is 1003203103131.

It is a happy number.

1313013023001 is a `hidden beast` number, since 1 + 31 + 30 + 1 + 302 + 300 + 1 = 666.

It is not a de Polignac number, because 1313013023001 - 2¹⁰ = 1313013021977 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1313013023701) by changing a digit.

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 in 39 ways as a sum of consecutive naturals, for example, 26663200 + ... + 26712398.

It is an arithmetic number, because the mean of its divisors is an integer number (51620197200).

Almost surely, 2^{1313013023001} is an apocalyptic number.

It is an amenable number.

1313013023001 is a deficient number, since it is larger than the sum of its proper divisors (751794864999).

1313013023001 is a wasteful number, since it uses less digits than its factorization.

1313013023001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66571 (or 66562 counting only the distinct ones).

The product of its (nonzero) digits is 162, while the sum is 18.

Adding to 1313013023001 its reverse (1003203103131), we get a palindrome (2316216126132).

The spelling of 1313013023001 in words is "one trillion, three hundred thirteen billion, thirteen million, twenty-three thousand, one".