3231312130000 has 100 divisors (see below), whose sum is σ = 7951582607188. Its totient is φ = 1271335680000.

The previous prime is 3231312129967. The next prime is 3231312130009. The reversal of 3231312130000 is 312131323.

3231312130000 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 10 ways, for example, as 3230632380816 + 679749184 = 1797396^2 + 26072^2 .

It is a tau number, because it is divible by the number of its divisors (100).

It is a self number, because there is not a number n which added to its sum of digits gives 3231312130000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3231312130009) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 2038617 + ... + 3258616.

Almost surely, 2^{3231312130000} is an apocalyptic number.

It is an amenable number.

3231312130000 is an abundant number, since it is smaller than the sum of its proper divisors (4720270477188).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3231312130000 is an equidigital number, since it uses as much as digits as its factorization.

3231312130000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5297322 (or 5297301 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 19.

Adding to 3231312130000 its reverse (312131323), we get a palindrome (3231624261323).

The spelling of 3231312130000 in words is "three trillion, two hundred thirty-one billion, three hundred twelve million, one hundred thirty thousand".