2321244321 has 32 divisors (see below), whose sum is σ = 3472771968. Its totient is φ = 1366755840.

The previous prime is 2321244283. The next prime is 2321244323. The reversal of 2321244321 is 1234421232.

It is a happy number.

It is not a de Polignac number, because 2321244321 - 2¹⁰ = 2321243297 is a prime.

It is a super-3 number, since 3×2321244321³ (a number of 29 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2321244291 and 2321244300.

It is not an unprimeable number, because it can be changed into a prime (2321244323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1338571 + ... + 1340303.

It is an arithmetic number, because the mean of its divisors is an integer number (108524124).

Almost surely, 2^2321244321 is an apocalyptic number.

It is an amenable number.

2321244321 is a deficient number, since it is larger than the sum of its proper divisors (1151527647).

2321244321 is a wasteful number, since it uses less digits than its factorization.

2321244321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2881.

The product of its digits is 2304, while the sum is 24.

The square root of 2321244321 is about 48179.2934879705. The cubic root of 2321244321 is about 1324.0578223774.

Adding to 2321244321 its reverse (1234421232), we get a palindrome (3555665553).

Subtracting from 2321244321 its reverse (1234421232), we obtain a square (1086823089 = 32967²).

It can be divided in two parts, 2321 and 244321, that added together give a palindrome (246642).

The spelling of 2321244321 in words is "two billion, three hundred twenty-one million, two hundred forty-four thousand, three hundred twenty-one".