3231320313 has 32 divisors (see below), whose sum is σ = 4681452160. Its totient is φ = 1970749440.

The previous prime is 3231320311. The next prime is 3231320327. The reversal of 3231320313 is 3130231323.

It is not a de Polignac number, because 3231320313 - 2¹ = 3231320311 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3231320313.

It is not an unprimeable number, because it can be changed into a prime (3231320311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4201593 + ... + 4202361.

It is an arithmetic number, because the mean of its divisors is an integer number (146295380).

Almost surely, 2^3231320313 is an apocalyptic number.

It is an amenable number.

3231320313 is a deficient number, since it is larger than the sum of its proper divisors (1450131847).

3231320313 is a wasteful number, since it uses less digits than its factorization.

3231320313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1609.

The product of its (nonzero) digits is 972, while the sum is 21.

The square root of 3231320313 is about 56844.7034735867. The cubic root of 3231320313 is about 1478.4047080371.

Adding to 3231320313 its reverse (3130231323), we get a palindrome (6361551636).

The spelling of 3231320313 in words is "three billion, two hundred thirty-one million, three hundred twenty thousand, three hundred thirteen".