120320243 has 8 divisors (see below), whose sum is σ = 123053136. Its totient is φ = 117612000.

The previous prime is 120320227. The next prime is 120320251. The reversal of 120320243 is 342023021.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 120320243 - 2⁴ = 120320227 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (120320443) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3893 + ... + 15993.

It is an arithmetic number, because the mean of its divisors is an integer number (15381642).

Almost surely, 2^120320243 is an apocalyptic number.

120320243 is a deficient number, since it is larger than the sum of its proper divisors (2732893).

120320243 is a wasteful number, since it uses less digits than its factorization.

120320243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12325.

The product of its (nonzero) digits is 288, while the sum is 17.

The square root of 120320243 is about 10969.0584372589. The cubic root of 120320243 is about 493.6807957700.

Adding to 120320243 its reverse (342023021), we get a palindrome (462343264).

The spelling of 120320243 in words is "one hundred twenty million, three hundred twenty thousand, two hundred forty-three".