3220043045 has 4 divisors (see below), whose sum is σ = 3864051660. Its totient is φ = 2576034432.

The previous prime is 3220042999. The next prime is 3220043053. The reversal of 3220043045 is 5403400223.

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

It can be written as a sum of positive squares in 2 ways, for example, as 1652991649 + 1567051396 = 40657^2 + 39586^2 .

It is a cyclic number.

It is not a de Polignac number, because 3220043045 - 2¹⁸ = 3219780901 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3220043045.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 322004300 + ... + 322004309.

It is an arithmetic number, because the mean of its divisors is an integer number (966012915).

Almost surely, 2^3220043045 is an apocalyptic number.

It is an amenable number.

3220043045 is a deficient number, since it is larger than the sum of its proper divisors (644008615).

3220043045 is an equidigital number, since it uses as much as digits as its factorization.

3220043045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 644008614.

The product of its (nonzero) digits is 2880, while the sum is 23.

The square root of 3220043045 is about 56745.4231194023. The cubic root of 3220043045 is about 1476.6828319790.

Adding to 3220043045 its reverse (5403400223), we get a palindrome (8623443268).

The spelling of 3220043045 in words is "three billion, two hundred twenty million, forty-three thousand, forty-five".