2120452330 has 64 divisors (see below), whose sum is σ = 4138231680. Its totient is φ = 779341824.

The previous prime is 2120452283. The next prime is 2120452331. The reversal of 2120452330 is 332540212.

It is not an unprimeable number, because it can be changed into a prime (2120452331) 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 31 ways as a sum of consecutive naturals, for example, 1634242 + ... + 1635538.

It is an arithmetic number, because the mean of its divisors is an integer number (64659870).

Almost surely, 2^2120452330 is an apocalyptic number.

2120452330 is a deficient number, since it is larger than the sum of its proper divisors (2017779350).

2120452330 is a wasteful number, since it uses less digits than its factorization.

2120452330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1543.

The product of its (nonzero) digits is 1440, while the sum is 22.

The square root of 2120452330 is about 46048.3694608180. The cubic root of 2120452330 is about 1284.7230155923.

Adding to 2120452330 its reverse (332540212), we get a palindrome (2452992542).

The spelling of 2120452330 in words is "two billion, one hundred twenty million, four hundred fifty-two thousand, three hundred thirty".