321132320001 has 12 divisors (see below), whose sum is σ = 464101827540. Its totient is φ = 213975583200.

The previous prime is 321132319999. The next prime is 321132320029. The reversal of 321132320001 is 100023231123.

321132320001 is a `hidden beast` number, since 321 + 1 + 323 + 20 + 0 + 0 + 1 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 151737516225 + 169394803776 = 389535^2 + 411576^2 .

It is not a de Polignac number, because 321132320001 - 2¹ = 321132319999 is a prime.

It is not an unprimeable number, because it can be changed into a prime (321132320701) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9367786 + ... + 9402003.

It is an arithmetic number, because the mean of its divisors is an integer number (38675152295).

Almost surely, 2^321132320001 is an apocalyptic number.

It is an amenable number.

321132320001 is a deficient number, since it is larger than the sum of its proper divisors (142969507539).

321132320001 is a wasteful number, since it uses less digits than its factorization.

321132320001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18771696 (or 18771693 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 321132320001 its reverse (100023231123), we get a palindrome (421155551124).

The spelling of 321132320001 in words is "three hundred twenty-one billion, one hundred thirty-two million, three hundred twenty thousand, one".