3123223443 has 12 divisors (see below), whose sum is σ = 4522043968. Its totient is φ = 2077200720.

The previous prime is 3123223423. The next prime is 3123223457. The reversal of 3123223443 is 3443223213.

3123223443 is a `hidden beast` number, since 312 + 3 + 2 + 2 + 344 + 3 = 666.

3123223443 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 3123223443 - 2¹⁸ = 3122961299 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3123223403) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 408355 + ... + 415932.

Almost surely, 2^3123223443 is an apocalyptic number.

3123223443 is a deficient number, since it is larger than the sum of its proper divisors (1398820525).

3123223443 is a wasteful number, since it uses less digits than its factorization.

3123223443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 824714 (or 824711 counting only the distinct ones).

The product of its digits is 10368, while the sum is 27.

The square root of 3123223443 is about 55885.8071696204. The cubic root of 3123223443 is about 1461.7317667661.

Adding to 3123223443 its reverse (3443223213), we get a palindrome (6566446656).

The spelling of 3123223443 in words is "three billion, one hundred twenty-three million, two hundred twenty-three thousand, four hundred forty-three".