212210403234 has 16 divisors (see below), whose sum is σ = 426324041472. Its totient is φ = 70419595248.

The previous prime is 212210403193. The next prime is 212210403319. The reversal of 212210403234 is 432304012212.

It is a happy number.

212210403234 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 7 ways as a sum of consecutive naturals, for example, 79300009 + ... + 79302684.

It is an arithmetic number, because the mean of its divisors is an integer number (26645252592).

Almost surely, 2^212210403234 is an apocalyptic number.

212210403234 is an abundant number, since it is smaller than the sum of its proper divisors (214113638238).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

212210403234 is a wasteful number, since it uses less digits than its factorization.

212210403234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 158602921.

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 212210403234 its reverse (432304012212), we get a palindrome (644514415446).

The spelling of 212210403234 in words is "two hundred twelve billion, two hundred ten million, four hundred three thousand, two hundred thirty-four".