321132232000 has 56 divisors (see below), whose sum is σ = 795283992360. Its totient is φ = 128452889600.

The previous prime is 321132231911. The next prime is 321132232009. The reversal of 321132232000 is 232231123.

It can be written as a sum of positive squares in 4 ways, for example, as 85961548864 + 235170683136 = 293192^2 + 484944^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (321132232009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20062765 + ... + 20078764.

Almost surely, 2^321132232000 is an apocalyptic number.

It is an amenable number.

321132232000 is an abundant number, since it is smaller than the sum of its proper divisors (474151760360).

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

321132232000 is an equidigital number, since it uses as much as digits as its factorization.

321132232000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40141556 (or 40141536 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 321132232000 its reverse (232231123), we get a palindrome (321364463123).

The spelling of 321132232000 in words is "three hundred twenty-one billion, one hundred thirty-two million, two hundred thirty-two thousand".