2321241321 has 16 divisors (see below), whose sum is σ = 3537956864. Its totient is φ = 1326113424.

The previous prime is 2321241277. The next prime is 2321241323. The reversal of 2321241321 is 1231421232.

2321241321 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2321241321 - 2⁶ = 2321241257 is a prime.

It is a super-2 number, since 2×2321241321² = 10776322540635650082, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2321241323) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 103326 + ... + 123768.

It is an arithmetic number, because the mean of its divisors is an integer number (221122304).

Almost surely, 2^2321241321 is an apocalyptic number.

2321241321 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

2321241321 is a deficient number, since it is larger than the sum of its proper divisors (1216715543).

2321241321 is a wasteful number, since it uses less digits than its factorization.

2321241321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25860.

The product of its digits is 576, while the sum is 21.

The square root of 2321241321 is about 48179.2623542536. The cubic root of 2321241321 is about 1324.0572519685.

Adding to 2321241321 its reverse (1231421232), we get a palindrome (3552662553).

The spelling of 2321241321 in words is "two billion, three hundred twenty-one million, two hundred forty-one thousand, three hundred twenty-one".