120203328 has 112 divisors (see below), whose sum is σ = 384925824. Its totient is φ = 32317440.

The previous prime is 120203309. The next prime is 120203357. The reversal of 120203328 is 823302021.

It is a tau number, because it is divible by the number of its divisors (112).

It is a Harshad number since it is a multiple of its sum of digits (21).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20218 + ... + 25478.

Almost surely, 2^120203328 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 120203328, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (192462912).

120203328 is an abundant number, since it is smaller than the sum of its proper divisors (264722496).

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

120203328 is a wasteful number, since it uses less digits than its factorization.

120203328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5300 (or 5290 counting only the distinct ones).

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

The square root of 120203328 is about 10963.7278331779. The cubic root of 120203328 is about 493.5208409861.

Adding to 120203328 its reverse (823302021), we get a palindrome (943505349).

The spelling of 120203328 in words is "one hundred twenty million, two hundred three thousand, three hundred twenty-eight".