2002112221009 has 16 divisors (see below), whose sum is σ = 2032043008000. Its totient is φ = 1972300219344.

The previous prime is 2002112220931. The next prime is 2002112221027. The reversal of 2002112221009 is 9001222112002.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2002112221009 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2002112221909) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 83761942 + ... + 83785840.

It is an arithmetic number, because the mean of its divisors is an integer number (127002688000).

Almost surely, 2^{2002112221009} is an apocalyptic number.

It is an amenable number.

2002112221009 is a deficient number, since it is larger than the sum of its proper divisors (29930786991).

2002112221009 is a wasteful number, since it uses less digits than its factorization.

2002112221009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26332.

The product of its (nonzero) digits is 288, while the sum is 22.

The spelling of 2002112221009 in words is "two trillion, two billion, one hundred twelve million, two hundred twenty-one thousand, nine".