2320331321 has 16 divisors (see below), whose sum is σ = 2894115840. Its totient is φ = 1807278480.

The previous prime is 2320331303. The next prime is 2320331339. The reversal of 2320331321 is 1231330232.

It is an interprime number because it is at equal distance from previous prime (2320331303) and next prime (2320331339).

It is not a de Polignac number, because 2320331321 - 2²⁶ = 2253222457 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2320331293 and 2320331302.

It is not an unprimeable number, because it can be changed into a prime (2320339321) 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, 232190 + ... + 241976.

It is an arithmetic number, because the mean of its divisors is an integer number (180882240).

Almost surely, 2^2320331321 is an apocalyptic number.

It is an amenable number.

2320331321 is a deficient number, since it is larger than the sum of its proper divisors (573784519).

2320331321 is a wasteful number, since it uses less digits than its factorization.

2320331321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12884.

The product of its (nonzero) digits is 648, while the sum is 20.

The square root of 2320331321 is about 48169.8175313131. The cubic root of 2320331321 is about 1323.8842052493.

Adding to 2320331321 its reverse (1231330232), we get a palindrome (3551661553).

The spelling of 2320331321 in words is "two billion, three hundred twenty million, three hundred thirty-one thousand, three hundred twenty-one".