3231321313 has 16 divisors (see below), whose sum is σ = 3680409600. Its totient is φ = 2808265680.

The previous prime is 3231321293. The next prime is 3231321361. The reversal of 3231321313 is 3131231323.

It is not a de Polignac number, because 3231321313 - 2¹⁷ = 3231190241 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3231321413) 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, 822568 + ... + 826486.

It is an arithmetic number, because the mean of its divisors is an integer number (230025600).

Almost surely, 2^3231321313 is an apocalyptic number.

It is an amenable number.

3231321313 is a deficient number, since it is larger than the sum of its proper divisors (449088287).

3231321313 is a wasteful number, since it uses less digits than its factorization.

3231321313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7212.

The product of its digits is 972, while the sum is 22.

The square root of 3231321313 is about 56844.7122694803. The cubic root of 3231321313 is about 1478.4048605449.

Adding to 3231321313 its reverse (3131231323), we get a palindrome (6362552636).

The spelling of 3231321313 in words is "three billion, two hundred thirty-one million, three hundred twenty-one thousand, three hundred thirteen".