3121321132001 has 8 divisors (see below), whose sum is σ = 3285678943680. Its totient is φ = 2956971095568.

The previous prime is 3121321131967. The next prime is 3121321132081. The reversal of 3121321132001 is 1002311231213.

It is a happy number.

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 3121321132001 - 2⁶ = 3121321131937 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (3121321132081) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1110626 + ... + 2734251.

It is an arithmetic number, because the mean of its divisors is an integer number (410709867960).

Almost surely, 2^{3121321132001} is an apocalyptic number.

It is an amenable number.

3121321132001 is a deficient number, since it is larger than the sum of its proper divisors (164357811679).

3121321132001 is a wasteful number, since it uses less digits than its factorization.

3121321132001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3887623.

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 3121321132001 its reverse (1002311231213), we get a palindrome (4123632363214).

The spelling of 3121321132001 in words is "three trillion, one hundred twenty-one billion, three hundred twenty-one million, one hundred thirty-two thousand, one".