2321444313 has 32 divisors (see below), whose sum is σ = 3549006720. Its totient is φ = 1498763520.

The previous prime is 2321444273. The next prime is 2321444317. The reversal of 2321444313 is 3134441232.

2321444313 is a `hidden beast` number, since 2 + 3 + 214 + 443 + 1 + 3 = 666.

It is not a de Polignac number, because 2321444313 - 2⁹ = 2321443801 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (2321444317) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 144006 + ... + 159312.

It is an arithmetic number, because the mean of its divisors is an integer number (110906460).

Almost surely, 2^2321444313 is an apocalyptic number.

It is an amenable number.

2321444313 is a deficient number, since it is larger than the sum of its proper divisors (1227562407).

2321444313 is a wasteful number, since it uses less digits than its factorization.

2321444313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15494 (or 15488 counting only the distinct ones).

The product of its digits is 6912, while the sum is 27.

The square root of 2321444313 is about 48181.3689407015. The cubic root of 2321444313 is about 1324.0958470072.

Adding to 2321444313 its reverse (3134441232), we get a palindrome (5455885545).

The spelling of 2321444313 in words is "two billion, three hundred twenty-one million, four hundred forty-four thousand, three hundred thirteen".