221234413223 has 8 divisors (see below), whose sum is σ = 221708897280. Its totient is φ = 220760027320.

The previous prime is 221234413217. The next prime is 221234413249. The reversal of 221234413223 is 322314432122.

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 221234413223 - 2¹⁰ = 221234412199 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 (221234443223) 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, 6109136 + ... + 6145242.

It is an arithmetic number, because the mean of its divisors is an integer number (27713612160).

Almost surely, 2^221234413223 is an apocalyptic number.

221234413223 is a deficient number, since it is larger than the sum of its proper divisors (474484057).

221234413223 is a wasteful number, since it uses less digits than its factorization.

221234413223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49077.

The product of its digits is 13824, while the sum is 29.

Adding to 221234413223 its reverse (322314432122), we get a palindrome (543548845345).

The spelling of 221234413223 in words is "two hundred twenty-one billion, two hundred thirty-four million, four hundred thirteen thousand, two hundred twenty-three".