421324334234 has 16 divisors (see below), whose sum is σ = 655200826560. Its totient is φ = 203047868640.

The previous prime is 421324334219. The next prime is 421324334237. The reversal of 421324334234 is 432433423124.

It is a junction number, because it is equal to n+sod(n) for n = 421324334194 and 421324334203.

It is not an unprimeable number, because it can be changed into a prime (421324334237) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30945614 + ... + 30959225.

It is an arithmetic number, because the mean of its divisors is an integer number (40950051660).

Almost surely, 2^421324334234 is an apocalyptic number.

421324334234 is a deficient number, since it is larger than the sum of its proper divisors (233876492326).

421324334234 is a wasteful number, since it uses less digits than its factorization.

421324334234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61904965.

The product of its digits is 165888, while the sum is 35.

Adding to 421324334234 its reverse (432433423124), we get a palindrome (853757757358).

The spelling of 421324334234 in words is "four hundred twenty-one billion, three hundred twenty-four million, three hundred thirty-four thousand, two hundred thirty-four".