3220340043 has 4 divisors (see below), whose sum is σ = 4293786728. Its totient is φ = 2146893360.

The previous prime is 3220340041. The next prime is 3220340069. The reversal of 3220340043 is 3400430223.

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

It is not a de Polignac number, because 3220340043 - 2¹ = 3220340041 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3220340041) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 536723338 + ... + 536723343.

It is an arithmetic number, because the mean of its divisors is an integer number (1073446682).

Almost surely, 2^3220340043 is an apocalyptic number.

3220340043 is a deficient number, since it is larger than the sum of its proper divisors (1073446685).

3220340043 is a wasteful number, since it uses less digits than its factorization.

3220340043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1073446684.

The product of its (nonzero) digits is 1728, while the sum is 21.

The square root of 3220340043 is about 56748.0399925848. The cubic root of 3220340043 is about 1476.7282307887.

Adding to 3220340043 its reverse (3400430223), we get a palindrome (6620770266).

The spelling of 3220340043 in words is "three billion, two hundred twenty million, three hundred forty thousand, forty-three".