212112133233 has 64 divisors (see below), whose sum is σ = 379823388672. Its totient is φ = 101685818880.

The previous prime is 212112133171. The next prime is 212112133243. The reversal of 212112133233 is 332331211212.

212112133233 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 212112133233 - 2¹⁶ = 212112067697 is a prime.

It is not an unprimeable number, because it can be changed into a prime (212112133243) 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, 16699341 + ... + 16712037.

It is an arithmetic number, because the mean of its divisors is an integer number (5934740448).

Almost surely, 2^212112133233 is an apocalyptic number.

It is an amenable number.

212112133233 is a deficient number, since it is larger than the sum of its proper divisors (167711255439).

212112133233 is a wasteful number, since it uses less digits than its factorization.

212112133233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18294.

The product of its digits is 1296, while the sum is 24.

Adding to 212112133233 its reverse (332331211212), we get a palindrome (544443344445).

The spelling of 212112133233 in words is "two hundred twelve billion, one hundred twelve million, one hundred thirty-three thousand, two hundred thirty-three".