120321444 has 24 divisors (see below), whose sum is σ = 297265248. Its totient is φ = 37747840.

The previous prime is 120321431. The next prime is 120321491. The reversal of 120321444 is 444123021.

It is a self number, because there is not a number n which added to its sum of digits gives 120321444.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 294702 + ... + 295109.

It is an arithmetic number, because the mean of its divisors is an integer number (12386052).

Almost surely, 2^120321444 is an apocalyptic number.

It is an amenable number.

120321444 is an abundant number, since it is smaller than the sum of its proper divisors (176943804).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

120321444 is a wasteful number, since it uses less digits than its factorization.

120321444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 589835 (or 589833 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 21.

The square root of 120321444 is about 10969.1131820216. The cubic root of 120321444 is about 493.6824383549.

Adding to 120321444 its reverse (444123021), we get a palindrome (564444465).

The spelling of 120321444 in words is "one hundred twenty million, three hundred twenty-one thousand, four hundred forty-four".