120321330 has 32 divisors (see below), whose sum is σ = 290694528. Its totient is φ = 31872000.

The previous prime is 120321307. The next prime is 120321337. The reversal of 120321330 is 33123021.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is not an unprimeable number, because it can be changed into a prime (120321337) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8751 + ... + 17810.

It is an arithmetic number, because the mean of its divisors is an integer number (9084204).

Almost surely, 2^120321330 is an apocalyptic number.

120321330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

120321330 is an abundant number, since it is smaller than the sum of its proper divisors (170373198).

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

120321330 is a wasteful number, since it uses less digits than its factorization.

120321330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26722.

The product of its (nonzero) digits is 108, while the sum is 15.

The square root of 120321330 is about 10969.1079856112. The cubic root of 120321330 is about 493.6822824397.

Adding to 120321330 its reverse (33123021), we get a palindrome (153444351).

The spelling of 120321330 in words is "one hundred twenty million, three hundred twenty-one thousand, three hundred thirty".