2143322441 has 16 divisors (see below), whose sum is σ = 2351099520. Its totient is φ = 1941784320.

The previous prime is 2143322411. The next prime is 2143322443. The reversal of 2143322441 is 1442233412.

It is a cyclic number.

It is not a de Polignac number, because 2143322441 - 2¹⁰ = 2143321417 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2143322441.

It is not an unprimeable number, because it can be changed into a prime (2143322443) 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, 568001 + ... + 571761.

It is an arithmetic number, because the mean of its divisors is an integer number (146943720).

Almost surely, 2^2143322441 is an apocalyptic number.

It is an amenable number.

2143322441 is a deficient number, since it is larger than the sum of its proper divisors (207777079).

2143322441 is a wasteful number, since it uses less digits than its factorization.

2143322441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4576.

The product of its digits is 4608, while the sum is 26.

The square root of 2143322441 is about 46296.0305101852. The cubic root of 2143322441 is about 1289.3252968750.

Adding to 2143322441 its reverse (1442233412), we get a palindrome (3585555853).

The spelling of 2143322441 in words is "two billion, one hundred forty-three million, three hundred twenty-two thousand, four hundred forty-one".