4234210432321 has 4 divisors (see below), whose sum is σ = 4273056399700. Its totient is φ = 4195364464944.

The previous prime is 4234210432289. The next prime is 4234210432367. The reversal of 4234210432321 is 1232340124324.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2269349422096 + 1964861010225 = 1506436^2 + 1401735^2 .

It is a cyclic number.

It is not a de Polignac number, because 4234210432321 - 2⁵ = 4234210432289 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4234210432391) 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, 19422983526 + ... + 19422983743.

It is an arithmetic number, because the mean of its divisors is an integer number (1068264099925).

Almost surely, 2^{4234210432321} is an apocalyptic number.

It is an amenable number.

4234210432321 is a deficient number, since it is larger than the sum of its proper divisors (38845967379).

4234210432321 is a wasteful number, since it uses less digits than its factorization.

4234210432321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38845967378.

The product of its (nonzero) digits is 27648, while the sum is 31.

Adding to 4234210432321 its reverse (1232340124324), we get a palindrome (5466550556645).

The spelling of 4234210432321 in words is "four trillion, two hundred thirty-four billion, two hundred ten million, four hundred thirty-two thousand, three hundred twenty-one".