12321132001 has 8 divisors (see below), whose sum is σ = 12722263808. Its totient is φ = 11920230000.

The previous prime is 12321131981. The next prime is 12321132029. The reversal of 12321132001 is 10023112321.

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

It is a cyclic number.

It is not a de Polignac number, because 12321132001 - 2⁵ = 12321131969 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12321132091) 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, 55051 + ... + 166351.

It is an arithmetic number, because the mean of its divisors is an integer number (1590282976).

Almost surely, 2^12321132001 is an apocalyptic number.

It is an amenable number.

12321132001 is a deficient number, since it is larger than the sum of its proper divisors (401131807).

12321132001 is a wasteful number, since it uses less digits than its factorization.

12321132001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 114903.

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 12321132001 its reverse (10023112321), we get a palindrome (22344244322).

The spelling of 12321132001 in words is "twelve billion, three hundred twenty-one million, one hundred thirty-two thousand, one".