2002011999 has 16 divisors (see below), whose sum is σ = 2875686912. Its totient is φ = 1231577568.

The previous prime is 2002011959. The next prime is 2002012027. The reversal of 2002011999 is 9991102002.

It is a de Polignac number, because none of the positive numbers 2^k-2002011999 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2002011959) 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 15 ways as a sum of consecutive naturals, for example, 132574 + ... + 146900.

It is an arithmetic number, because the mean of its divisors is an integer number (179730432).

Almost surely, 2^2002011999 is an apocalyptic number.

2002011999 is a deficient number, since it is larger than the sum of its proper divisors (873674913).

2002011999 is a wasteful number, since it uses less digits than its factorization.

2002011999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17926.

The product of its (nonzero) digits is 2916, while the sum is 33.

The square root of 2002011999 is about 44743.8487280654. The cubic root of 2002011999 is about 1260.3434016134.

The spelling of 2002011999 in words is "two billion, two million, eleven thousand, nine hundred ninety-nine".