2001313213103 has 8 divisors (see below), whose sum is σ = 2088345264000. Its totient is φ = 1914282698328.

The previous prime is 2001313213093. The next prime is 2001313213117. The reversal of 2001313213103 is 3013123131002.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2001313213103 - 2¹⁴ = 2001313196719 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2001313213183) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2862248 + ... + 3492146.

It is an arithmetic number, because the mean of its divisors is an integer number (261043158000).

Almost surely, 2^{2001313213103} is an apocalyptic number.

2001313213103 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

2001313213103 is a deficient number, since it is larger than the sum of its proper divisors (87032050897).

2001313213103 is a wasteful number, since it uses less digits than its factorization.

2001313213103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 768061.

The product of its (nonzero) digits is 324, while the sum is 20.

Adding to 2001313213103 its reverse (3013123131002), we get a palindrome (5014436344105).

The spelling of 2001313213103 in words is "two trillion, one billion, three hundred thirteen million, two hundred thirteen thousand, one hundred three".