2001231013307 has 4 divisors (see below), whose sum is σ = 2118950484696. Its totient is φ = 1883511541920.

The previous prime is 2001231013193. The next prime is 2001231013321. The reversal of 2001231013307 is 7033101321002.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2001231013307 - 2¹⁴ = 2001230996923 is a prime.

It is a super-2 number, since 2×2001231013307² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2001231013337) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 58859735669 + ... + 58859735702.

It is an arithmetic number, because the mean of its divisors is an integer number (529737621174).

Almost surely, 2^{2001231013307} is an apocalyptic number.

2001231013307 is a deficient number, since it is larger than the sum of its proper divisors (117719471389).

2001231013307 is a wasteful number, since it uses less digits than its factorization.

2001231013307 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 117719471388.

The product of its (nonzero) digits is 756, while the sum is 23.

Adding to 2001231013307 its reverse (7033101321002), we get a palindrome (9034332334309).

The spelling of 2001231013307 in words is "two trillion, one billion, two hundred thirty-one million, thirteen thousand, three hundred seven".