214021434234 has 16 divisors (see below), whose sum is σ = 428967372672. Its totient is φ = 71186394048.

The previous prime is 214021434217. The next prime is 214021434259. The reversal of 214021434234 is 432434120412.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38517999 + ... + 38523554.

It is an arithmetic number, because the mean of its divisors is an integer number (26810460792).

Almost surely, 2^214021434234 is an apocalyptic number.

214021434234 is an abundant number, since it is smaller than the sum of its proper divisors (214945938438).

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

214021434234 is a wasteful number, since it uses less digits than its factorization.

214021434234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77042021.

The product of its (nonzero) digits is 18432, while the sum is 30.

Adding to 214021434234 its reverse (432434120412), we get a palindrome (646455554646).

The spelling of 214021434234 in words is "two hundred fourteen billion, twenty-one million, four hundred thirty-four thousand, two hundred thirty-four".