2132001321 has 8 divisors (see below), whose sum is σ = 2863119840. Its totient is φ = 1411108512.

The previous prime is 2132001317. The next prime is 2132001337. The reversal of 2132001321 is 1231002312.

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

It is not a de Polignac number, because 2132001321 - 2² = 2132001317 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2132001321.

It is not an unprimeable number, because it can be changed into a prime (2132001371) 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, 2555940 + ... + 2556773.

It is an arithmetic number, because the mean of its divisors is an integer number (357889980).

Almost surely, 2^2132001321 is an apocalyptic number.

It is an amenable number.

2132001321 is a deficient number, since it is larger than the sum of its proper divisors (731118519).

2132001321 is a wasteful number, since it uses less digits than its factorization.

2132001321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5112855.

The product of its (nonzero) digits is 72, while the sum is 15.

The square root of 2132001321 is about 46173.5998271740. The cubic root of 2132001321 is about 1287.0511979073.

Adding to 2132001321 its reverse (1231002312), we get a palindrome (3363003633).

Subtracting from 2132001321 its reverse (1231002312), we obtain a palindrome (900999009).

The spelling of 2132001321 in words is "two billion, one hundred thirty-two million, one thousand, three hundred twenty-one".