2132311323 has 4 divisors (see below), whose sum is σ = 2843081768. Its totient is φ = 1421540880.

The previous prime is 2132311249. The next prime is 2132311361. The reversal of 2132311323 is 3231132312.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 2132311323 - 2¹⁴ = 2132294939 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2132311323.

It is not an unprimeable number, because it can be changed into a prime (2132312323) 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 3 ways as a sum of consecutive naturals, for example, 355385218 + ... + 355385223.

It is an arithmetic number, because the mean of its divisors is an integer number (710770442).

Almost surely, 2^2132311323 is an apocalyptic number.

2132311323 is a deficient number, since it is larger than the sum of its proper divisors (710770445).

2132311323 is an equidigital number, since it uses as much as digits as its factorization.

2132311323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 710770444.

The product of its digits is 648, while the sum is 21.

The square root of 2132311323 is about 46176.9566234069. The cubic root of 2132311323 is about 1287.1135757780.

Adding to 2132311323 its reverse (3231132312), we get a palindrome (5363443635).

The spelling of 2132311323 in words is "two billion, one hundred thirty-two million, three hundred eleven thousand, three hundred twenty-three".