2132303321 has 2 divisors, whose sum is σ = 2132303322. Its totient is φ = 2132303320.

The previous prime is 2132303281. The next prime is 2132303323. The reversal of 2132303321 is 1233032312.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1551493321 + 580810000 = 39389^2 + 24100^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2132303321 is a prime.

Together with 2132303323, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 2132303293 and 2132303302.

It is not a weakly prime, because it can be changed into another prime (2132303323) 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 as a sum of consecutive naturals, namely, 1066151660 + 1066151661.

It is an arithmetic number, because the mean of its divisors is an integer number (1066151661).

Almost surely, 2^2132303321 is an apocalyptic number.

It is an amenable number.

2132303321 is a deficient number, since it is larger than the sum of its proper divisors (1).

2132303321 is an equidigital number, since it uses as much as digits as its factorization.

2132303321 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 648, while the sum is 20.

The square root of 2132303321 is about 46176.8699783777. The cubic root of 2132303321 is about 1287.1119657105. Note that the first 3 decimals are identical.

Adding to 2132303321 its reverse (1233032312), we get a palindrome (3365335633).

The spelling of 2132303321 in words is "two billion, one hundred thirty-two million, three hundred three thousand, three hundred twenty-one".