4234424123321 has 4 divisors (see below), whose sum is σ = 4839341855232. Its totient is φ = 3629506391412.

The previous prime is 4234424123297. The next prime is 4234424123339. The reversal of 4234424123321 is 1233214244324.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 4234424123321 - 2⁶ = 4234424123257 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4234424123221) 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, 302458865945 + ... + 302458865958.

It is an arithmetic number, because the mean of its divisors is an integer number (1209835463808).

Almost surely, 2^{4234424123321} is an apocalyptic number.

It is an amenable number.

4234424123321 is a deficient number, since it is larger than the sum of its proper divisors (604917731911).

4234424123321 is an equidigital number, since it uses as much as digits as its factorization.

4234424123321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 604917731910.

The product of its digits is 110592, while the sum is 35.

Adding to 4234424123321 its reverse (1233214244324), we get a palindrome (5467638367645).

The spelling of 4234424123321 in words is "four trillion, two hundred thirty-four billion, four hundred twenty-four million, one hundred twenty-three thousand, three hundred twenty-one".