3232313231220 has 168 divisors, whose sum is σ = 10452190424424. Its totient is φ = 838654103808.

The previous prime is 3232313231159. The next prime is 3232313231237. The reversal of 3232313231220 is 221323132323.

3232313231220 is a `hidden beast` number, since 3 + 2 + 32 + 313 + 2 + 312 + 2 + 0 = 666.

3232313231220 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 4 ways, for example, as 256398424164 + 2975914807056 = 506358^2 + 1725084^2 .

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 55 ways as a sum of consecutive naturals, for example, 2456419 + ... + 3535338.

It is an arithmetic number, because the mean of its divisors is an integer number (62215419193).

Almost surely, 2^{3232313231220} is an apocalyptic number.

3232313231220 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3232313231220 is an abundant number, since it is smaller than the sum of its proper divisors (7219877193204).

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

3232313231220 is a wasteful number, since it uses less digits than its factorization.

3232313231220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5991821 (or 5991804 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 27.

Adding to 3232313231220 its reverse (221323132323), we get a palindrome (3453636363543).

The spelling of 3232313231220 in words is "three trillion, two hundred thirty-two billion, three hundred thirteen million, two hundred thirty-one thousand, two hundred twenty".