3231343131 has 8 divisors (see below), whose sum is σ = 4315160640. Its totient is φ = 2150877192.

The previous prime is 3231343121. The next prime is 3231343151. The reversal of 3231343131 is 1313431323.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 3231343131 - 2⁵ = 3231343099 is a prime.

It is a super-2 number, since 2×3231343131² = 20883156860521766322, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (3231343111) 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 7 ways as a sum of consecutive naturals, for example, 835641 + ... + 839498.

It is an arithmetic number, because the mean of its divisors is an integer number (539395080).

Almost surely, 2^3231343131 is an apocalyptic number.

3231343131 is a deficient number, since it is larger than the sum of its proper divisors (1083817509).

3231343131 is a wasteful number, since it uses less digits than its factorization.

3231343131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1675785.

The product of its digits is 1944, while the sum is 24.

The square root of 3231343131 is about 56844.9041779472. The cubic root of 3231343131 is about 1478.4081879520.

Adding to 3231343131 its reverse (1313431323), we get a palindrome (4544774454).

The spelling of 3231343131 in words is "three billion, two hundred thirty-one million, three hundred forty-three thousand, one hundred thirty-one".