2122132323 has 4 divisors (see below), whose sum is σ = 2829509768. Its totient is φ = 1414754880.

The previous prime is 2122132319. The next prime is 2122132343. The reversal of 2122132323 is 3232312212.

It is a happy number.

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

It is not a de Polignac number, because 2122132323 - 2² = 2122132319 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 2122132323.

It is not an unprimeable number, because it can be changed into a prime (2122132303) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 353688718 + ... + 353688723.

It is an arithmetic number, because the mean of its divisors is an integer number (707377442).

Almost surely, 2^2122132323 is an apocalyptic number.

2122132323 is a deficient number, since it is larger than the sum of its proper divisors (707377445).

2122132323 is an equidigital number, since it uses as much as digits as its factorization.

2122132323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 707377444.

The product of its digits is 864, while the sum is 21.

The square root of 2122132323 is about 46066.6074613705. The cubic root of 2122132323 is about 1285.0622130195.

Adding to 2122132323 its reverse (3232312212), we get a palindrome (5354444535).

The spelling of 2122132323 in words is "two billion, one hundred twenty-two million, one hundred thirty-two thousand, three hundred twenty-three".