2002002111109 has 24 divisors (see below), whose sum is σ = 2736002894688. Its totient is φ = 1440001513440.

The previous prime is 2002002111073. The next prime is 2002002111119. The reversal of 2002002111109 is 9011112002002.

It is a happy number.

It is not a de Polignac number, because 2002002111109 - 2⁹ = 2002002110597 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2002002111119) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 142850287 + ... + 142864300.

It is an arithmetic number, because the mean of its divisors is an integer number (114000120612).

Almost surely, 2^{2002002111109} is an apocalyptic number.

It is an amenable number.

2002002111109 is a deficient number, since it is larger than the sum of its proper divisors (734000783579).

2002002111109 is a wasteful number, since it uses less digits than its factorization.

2002002111109 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 285714625 (or 285714618 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 19.

The spelling of 2002002111109 in words is "two trillion, two billion, two million, one hundred eleven thousand, one hundred nine".