2002111201109 has 4 divisors (see below), whose sum is σ = 2014099891104. Its totient is φ = 1990122511116.

The previous prime is 2002111201087. The next prime is 2002111201133. The reversal of 2002111201109 is 9011021112002.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2002111201109 - 2²⁰ = 2002110152533 is a prime.

It is a super-2 number, since 2×2002111201109² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2002111201309) 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, 5994344747 + ... + 5994345080.

It is an arithmetic number, because the mean of its divisors is an integer number (503524972776).

Almost surely, 2^{2002111201109} is an apocalyptic number.

It is an amenable number.

2002111201109 is a deficient number, since it is larger than the sum of its proper divisors (11988689995).

2002111201109 is a wasteful number, since it uses less digits than its factorization.

2002111201109 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11988689994.

The product of its (nonzero) digits is 72, while the sum is 20.

The spelling of 2002111201109 in words is "two trillion, two billion, one hundred eleven million, two hundred one thousand, one hundred nine".