2321440322 has 4 divisors (see below), whose sum is σ = 3482160486. Its totient is φ = 1160720160.

The previous prime is 2321440313. The next prime is 2321440351. The reversal of 2321440322 is 2230441232.

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

It can be written as a sum of positive squares in only one way, i.e., 1197782881 + 1123657441 = 34609^2 + 33521^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 580360079 + ... + 580360082.

Almost surely, 2^2321440322 is an apocalyptic number.

2321440322 is a deficient number, since it is larger than the sum of its proper divisors (1160720164).

2321440322 is a wasteful number, since it uses less digits than its factorization.

2321440322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1160720163.

The product of its (nonzero) digits is 2304, while the sum is 23.

The square root of 2321440322 is about 48181.3275242599. The cubic root of 2321440322 is about 1324.0950882167.

Adding to 2321440322 its reverse (2230441232), we get a palindrome (4551881554).

It can be divided in two parts, 23214 and 40322, that added together give a palindrome (63536).

The spelling of 2321440322 in words is "two billion, three hundred twenty-one million, four hundred forty thousand, three hundred twenty-two".