5643211223 has 8 divisors (see below), whose sum is σ = 6397162800. Its totient is φ = 4934953728.

The previous prime is 5643211213. The next prime is 5643211229. The reversal of 5643211223 is 3221123465.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 5643211223 - 2²⁴ = 5626434007 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5643211229) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11423258 + ... + 11423751.

It is an arithmetic number, because the mean of its divisors is an integer number (799645350).

Almost surely, 2^5643211223 is an apocalyptic number.

5643211223 is a deficient number, since it is larger than the sum of its proper divisors (753951577).

5643211223 is a wasteful number, since it uses less digits than its factorization.

5643211223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22847041.

The product of its digits is 8640, while the sum is 29.

The square root of 5643211223 is about 75121.3100458186. The cubic root of 5643211223 is about 1780.3638551515.

Adding to 5643211223 its reverse (3221123465), we get a palindrome (8864334688).

The spelling of 5643211223 in words is "five billion, six hundred forty-three million, two hundred eleven thousand, two hundred twenty-three".