210103112 has 16 divisors (see below), whose sum is σ = 396589500. Its totient is φ = 104345920.

The previous prime is 210103109. The next prime is 210103123. The reversal of 210103112 is 211301012.

210103112 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 203518756 + 6584356 = 14266^2 + 2566^2 .

It is a junction number, because it is equal to n+sod(n) for n = 210103093 and 210103102.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 86939 + ... + 89322.

Almost surely, 2^210103112 is an apocalyptic number.

It is an amenable number.

210103112 is a deficient number, since it is larger than the sum of its proper divisors (186486388).

210103112 is a wasteful number, since it uses less digits than its factorization.

210103112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 176416 (or 176412 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 11.

The square root of 210103112 is about 14494.9340115780. The cubic root of 210103112 is about 594.4894634344.

Adding to 210103112 its reverse (211301012), we get a palindrome (421404124).

The spelling of 210103112 in words is "two hundred ten million, one hundred three thousand, one hundred twelve".