2002112021109 has 8 divisors (see below), whose sum is σ = 2672066902912. Its totient is φ = 1333449243360.

The previous prime is 2002112021059. The next prime is 2002112021113. The reversal of 2002112021109 is 9011202112002.

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

It is not a de Polignac number, because 2002112021109 - 2¹⁶ = 2002111955573 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 (2002112021809) 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 7 ways as a sum of consecutive naturals, for example, 323022397 + ... + 323028594.

It is an arithmetic number, because the mean of its divisors is an integer number (334008362864).

Almost surely, 2^{2002112021109} is an apocalyptic number.

It is an amenable number.

2002112021109 is a deficient number, since it is larger than the sum of its proper divisors (669954881803).

2002112021109 is a wasteful number, since it uses less digits than its factorization.

2002112021109 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 646052027.

The product of its (nonzero) digits is 144, while the sum is 21.

The spelling of 2002112021109 in words is "two trillion, two billion, one hundred twelve million, twenty-one thousand, one hundred nine".