212013323234 has 8 divisors (see below), whose sum is σ = 318033849180. Its totient is φ = 106002040176.

The previous prime is 212013323233. The next prime is 212013323257. The reversal of 212013323234 is 432323310212.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 211832824009 + 180499225 = 460253^2 + 13435^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (212013323233) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2253089 + ... + 2345300.

Almost surely, 2^212013323234 is an apocalyptic number.

212013323234 is a deficient number, since it is larger than the sum of its proper divisors (106020525946).

212013323234 is a wasteful number, since it uses less digits than its factorization.

212013323234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4621444.

The product of its (nonzero) digits is 5184, while the sum is 26.

Adding to 212013323234 its reverse (432323310212), we get a palindrome (644336633446).

The spelling of 212013323234 in words is "two hundred twelve billion, thirteen million, three hundred twenty-three thousand, two hundred thirty-four".