2002112003 has 2 divisors, whose sum is σ = 2002112004. Its totient is φ = 2002112002.

The previous prime is 2002111997. The next prime is 2002112017. The reversal of 2002112003 is 3002112002.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2002112003 - 2⁴ = 2002111987 is a prime.

It is not a weakly prime, because it can be changed into another prime (2002112053) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1001056001 + 1001056002.

It is an arithmetic number, because the mean of its divisors is an integer number (1001056002).

Almost surely, 2^2002112003 is an apocalyptic number.

2002112003 is a deficient number, since it is larger than the sum of its proper divisors (1).

2002112003 is an equidigital number, since it uses as much as digits as its factorization.

2002112003 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24, while the sum is 11.

The square root of 2002112003 is about 44744.9662308510. The cubic root of 2002112003 is about 1260.3643867162.

Adding to 2002112003 its reverse (3002112002), we get a palindrome (5004224005).

Subtracting 2002112003 from its reverse (3002112002), we obtain a palindrome (999999999).

The spelling of 2002112003 in words is "two billion, two million, one hundred twelve thousand, three".