2112002003 has 8 divisors (see below), whose sum is σ = 2124466176. Its totient is φ = 2099565000.

The previous prime is 2112001993. The next prime is 2112002017. The reversal of 2112002003 is 3002002112.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 2112002003 - 2⁸ = 2112001747 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2112002023) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 161168 + ... + 173778.

It is an arithmetic number, because the mean of its divisors is an integer number (265558272).

Almost surely, 2^2112002003 is an apocalyptic number.

2112002003 is a deficient number, since it is larger than the sum of its proper divisors (12464173).

2112002003 is a wasteful number, since it uses less digits than its factorization.

2112002003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13585.

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

The square root of 2112002003 is about 45956.5229646456. The cubic root of 2112002003 is about 1283.0141375974.

Adding to 2112002003 its reverse (3002002112), we get a palindrome (5114004115).

The spelling of 2112002003 in words is "two billion, one hundred twelve million, two thousand, three".