212112210003 has 16 divisors (see below), whose sum is σ = 284410308000. Its totient is φ = 140611299840.

The previous prime is 212112209993. The next prime is 212112210019. The reversal of 212112210003 is 300012211212.

It is not a de Polignac number, because 212112210003 - 2¹⁷ = 212112078931 is a prime.

It is not an unprimeable number, because it can be changed into a prime (212112210043) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6950923 + ... + 6981371.

It is an arithmetic number, because the mean of its divisors is an integer number (17775644250).

Almost surely, 2^212112210003 is an apocalyptic number.

212112210003 is a deficient number, since it is larger than the sum of its proper divisors (72298097997).

212112210003 is a wasteful number, since it uses less digits than its factorization.

212112210003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43462.

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 212112210003 its reverse (300012211212), we get a palindrome (512124421215).

The spelling of 212112210003 in words is "two hundred twelve billion, one hundred twelve million, two hundred ten thousand, three".