2331320330 has 64 divisors (see below), whose sum is σ = 4688098560. Its totient is φ = 829522944.

The previous prime is 2331320317. The next prime is 2331320333. The reversal of 2331320330 is 330231332.

It is not an unprimeable number, because it can be changed into a prime (2331320333) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2657852 + ... + 2658728.

It is an arithmetic number, because the mean of its divisors is an integer number (73251540).

Almost surely, 2^2331320330 is an apocalyptic number.

2331320330 is an abundant number, since it is smaller than the sum of its proper divisors (2356778230).

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

2331320330 is a wasteful number, since it uses less digits than its factorization.

2331320330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1743.

The product of its (nonzero) digits is 972, while the sum is 20.

The square root of 2331320330 is about 48283.7480939498. The cubic root of 2331320330 is about 1325.9708712066.

Adding to 2331320330 its reverse (330231332), we get a palindrome (2661551662).

The spelling of 2331320330 in words is "two billion, three hundred thirty-one million, three hundred twenty thousand, three hundred thirty".