4120330321 has 4 divisors (see below), whose sum is σ = 4160333632. Its totient is φ = 4080327012.

The previous prime is 4120330309. The next prime is 4120330327. The reversal of 4120330321 is 1230330214.

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 4120330321 - 2¹⁵ = 4120297553 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4120330327) 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, 20001501 + ... + 20001706.

It is an arithmetic number, because the mean of its divisors is an integer number (1040083408).

Almost surely, 2^4120330321 is an apocalyptic number.

It is an amenable number.

4120330321 is a deficient number, since it is larger than the sum of its proper divisors (40003311).

4120330321 is a wasteful number, since it uses less digits than its factorization.

4120330321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40003310.

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 4120330321 is about 64189.7991973803. The cubic root of 4120330321 is about 1603.1617584834.

Adding to 4120330321 its reverse (1230330214), we get a palindrome (5350660535).

The spelling of 4120330321 in words is "four billion, one hundred twenty million, three hundred thirty thousand, three hundred twenty-one".