120326421 has 8 divisors (see below), whose sum is σ = 160490880. Its totient is φ = 80189792.

The previous prime is 120326417. The next prime is 120326441. The reversal of 120326421 is 124623021.

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 120326421 - 2² = 120326417 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120326441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7321 + ... + 17153.

It is an arithmetic number, because the mean of its divisors is an integer number (20061360).

Almost surely, 2^120326421 is an apocalyptic number.

It is an amenable number.

120326421 is a deficient number, since it is larger than the sum of its proper divisors (40164459).

120326421 is an equidigital number, since it uses as much as digits as its factorization.

120326421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13915.

The product of its (nonzero) digits is 576, while the sum is 21.

The square root of 120326421 is about 10969.3400439589. The cubic root of 120326421 is about 493.6892451871.

Adding to 120326421 its reverse (124623021), we get a palindrome (244949442).

The spelling of 120326421 in words is "one hundred twenty million, three hundred twenty-six thousand, four hundred twenty-one".