4324221232129 has 4 divisors (see below), whose sum is σ = 4324234732884. Its totient is φ = 4324207731376.

The previous prime is 4324221232109. The next prime is 4324221232151. The reversal of 4324221232129 is 9212321224234.

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 2967788316529 + 1356432915600 = 1722727^2 + 1164660^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4324221232129 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4324221232109) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 6257962 + ... + 6914515.

It is an arithmetic number, because the mean of its divisors is an integer number (1081058683221).

Almost surely, 2^{4324221232129} is an apocalyptic number.

It is an amenable number.

4324221232129 is a deficient number, since it is larger than the sum of its proper divisors (13500755).

4324221232129 is a wasteful number, since it uses less digits than its factorization.

4324221232129 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13500754.

The product of its digits is 82944, while the sum is 37.

The spelling of 4324221232129 in words is "four trillion, three hundred twenty-four billion, two hundred twenty-one million, two hundred thirty-two thousand, one hundred twenty-nine".