2112102003 has 64 divisors (see below), whose sum is σ = 3238792704. Its totient is φ = 1213056000.

The previous prime is 2112101923. The next prime is 2112102019. The reversal of 2112102003 is 3002012112.

It is not a de Polignac number, because 2112102003 - 2⁹ = 2112101491 is a prime.

It is a super-2 number, since 2×2112102003² = 8921949742153224018, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2112102003.

It is not an unprimeable number, because it can be changed into a prime (2112102703) 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 63 ways as a sum of consecutive naturals, for example, 12957600 + ... + 12957762.

It is an arithmetic number, because the mean of its divisors is an integer number (50606136).

Almost surely, 2^2112102003 is an apocalyptic number.

2112102003 is a deficient number, since it is larger than the sum of its proper divisors (1126690701).

2112102003 is a wasteful number, since it uses less digits than its factorization.

2112102003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 436.

The product of its (nonzero) digits is 24, while the sum is 12.

The square root of 2112102003 is about 45957.6109366011. The cubic root of 2112102003 is about 1283.0343868504.

Adding to 2112102003 its reverse (3002012112), we get a palindrome (5114114115).

The spelling of 2112102003 in words is "two billion, one hundred twelve million, one hundred two thousand, three".