2321515330 has 16 divisors (see below), whose sum is σ = 4231624320. Its totient is φ = 916851312.

The previous prime is 2321515319. The next prime is 2321515331. The reversal of 2321515330 is 335151232.

It is a junction number, because it is equal to n+sod(n) for n = 2321515295 and 2321515304.

It is not an unprimeable number, because it can be changed into a prime (2321515331) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1468524 + ... + 1470103.

It is an arithmetic number, because the mean of its divisors is an integer number (264476520).

Almost surely, 2^2321515330 is an apocalyptic number.

2321515330 is a deficient number, since it is larger than the sum of its proper divisors (1910108990).

2321515330 is a wasteful number, since it uses less digits than its factorization.

2321515330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2938713.

The product of its (nonzero) digits is 2700, while the sum is 25.

The square root of 2321515330 is about 48182.1059108047. The cubic root of 2321515330 is about 1324.1093489975.

Adding to 2321515330 its reverse (335151232), we get a palindrome (2656666562).

The spelling of 2321515330 in words is "two billion, three hundred twenty-one million, five hundred fifteen thousand, three hundred thirty".