2124232321 has 4 divisors (see below), whose sum is σ = 2216590272. Its totient is φ = 2031874372.

The previous prime is 2124232309. The next prime is 2124232417. The reversal of 2124232321 is 1232324212.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 2124232321 - 2⁷ = 2124232193 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2124232292 and 2124232301.

It is not an unprimeable number, because it can be changed into a prime (2124232301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 46178941 + ... + 46178986.

It is an arithmetic number, because the mean of its divisors is an integer number (554147568).

Almost surely, 2^2124232321 is an apocalyptic number.

It is an amenable number.

2124232321 is a deficient number, since it is larger than the sum of its proper divisors (92357951).

2124232321 is an equidigital number, since it uses as much as digits as its factorization.

2124232321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92357950.

The product of its digits is 1152, while the sum is 22.

The square root of 2124232321 is about 46089.3948864595. The cubic root of 2124232321 is about 1285.4859595152.

Adding to 2124232321 its reverse (1232324212), we get a palindrome (3356556533).

The spelling of 2124232321 in words is "two billion, one hundred twenty-four million, two hundred thirty-two thousand, three hundred twenty-one".