2421320330 has 64 divisors (see below), whose sum is σ = 5258832768. Its totient is φ = 790767360.

The previous prime is 2421320299. The next prime is 2421320333. The reversal of 2421320330 is 330231242.

It is not an unprimeable number, because it can be changed into a prime (2421320333) 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, 30029 + ... + 75791.

It is an arithmetic number, because the mean of its divisors is an integer number (82169262).

Almost surely, 2^2421320330 is an apocalyptic number.

2421320330 is an abundant number, since it is smaller than the sum of its proper divisors (2837512438).

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

2421320330 is a wasteful number, since it uses less digits than its factorization.

2421320330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45831.

The product of its (nonzero) digits is 864, while the sum is 20.

The square root of 2421320330 is about 49206.9134370365. The cubic root of 2421320330 is about 1342.8188100410.

Adding to 2421320330 its reverse (330231242), we get a palindrome (2751551572).

The spelling of 2421320330 in words is "two billion, four hundred twenty-one million, three hundred twenty thousand, three hundred thirty".