212130112203 has 24 divisors (see below), whose sum is σ = 311474283120. Its totient is φ = 139083399360.

The previous prime is 212130112177. The next prime is 212130112213. The reversal of 212130112203 is 302211031212.

212130112203 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 212130112203 - 2²¹ = 212128015051 is a prime.

It is not an unprimeable number, because it can be changed into a prime (212130112213) 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 23 ways as a sum of consecutive naturals, for example, 5081068 + ... + 5122646.

It is an arithmetic number, because the mean of its divisors is an integer number (12978095130).

Almost surely, 2^212130112203 is an apocalyptic number.

212130112203 is a deficient number, since it is larger than the sum of its proper divisors (99344170917).

212130112203 is a wasteful number, since it uses less digits than its factorization.

212130112203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50939 (or 50936 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 212130112203 its reverse (302211031212), we get a palindrome (514341143415).

The spelling of 212130112203 in words is "two hundred twelve billion, one hundred thirty million, one hundred twelve thousand, two hundred three".