2002675107721 has 4 divisors (see below), whose sum is σ = 2002844996100. Its totient is φ = 2002505219344.

The previous prime is 2002675107709. The next prime is 2002675107809. The reversal of 2002675107721 is 1277015762002.

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

It can be written as a sum of positive squares in 2 ways, for example, as 222251902096 + 1780423205625 = 471436^2 + 1334325^2 .

It is a cyclic number.

It is not a de Polignac number, because 2002675107721 - 2¹⁷ = 2002674976649 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2002675102721) 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 3 ways as a sum of consecutive naturals, for example, 84926506 + ... + 84950083.

It is an arithmetic number, because the mean of its divisors is an integer number (500711249025).

Almost surely, 2^{2002675107721} is an apocalyptic number.

It is an amenable number.

2002675107721 is a deficient number, since it is larger than the sum of its proper divisors (169888379).

2002675107721 is a wasteful number, since it uses less digits than its factorization.

2002675107721 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 169888378.

The product of its (nonzero) digits is 82320, while the sum is 40.

The spelling of 2002675107721 in words is "two trillion, two billion, six hundred seventy-five million, one hundred seven thousand, seven hundred twenty-one".