211304242112 has 28 divisors (see below), whose sum is σ = 421623491016. Its totient is φ = 105068401920.

The previous prime is 211304242099. The next prime is 211304242139. The reversal of 211304242112 is 211242403112.

211304242112 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 9108938 + ... + 9132105.

It is an arithmetic number, because the mean of its divisors is an integer number (15057981822).

Almost surely, 2^211304242112 is an apocalyptic number.

It is an amenable number.

211304242112 is a deficient number, since it is larger than the sum of its proper divisors (210319248904).

211304242112 is a wasteful number, since it uses less digits than its factorization.

211304242112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18241236 (or 18241226 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 23.

Adding to 211304242112 its reverse (211242403112), we get a palindrome (422546645224).

The spelling of 211304242112 in words is "two hundred eleven billion, three hundred four million, two hundred forty-two thousand, one hundred twelve".