224112202221 has 8 divisors (see below), whose sum is σ = 298824966720. Its totient is φ = 149403786272.

The previous prime is 224112202219. The next prime is 224112202253. The reversal of 224112202221 is 122202211422.

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 224112202221 - 2¹ = 224112202219 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (224112202211) 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, 964920 + ... + 1174433.

It is an arithmetic number, because the mean of its divisors is an integer number (37353120840).

Almost surely, 2^224112202221 is an apocalyptic number.

It is an amenable number.

224112202221 is a deficient number, since it is larger than the sum of its proper divisors (74712764499).

224112202221 is a wasteful number, since it uses less digits than its factorization.

224112202221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2174275.

The product of its (nonzero) digits is 512, while the sum is 21.

Adding to 224112202221 its reverse (122202211422), we get a palindrome (346314413643).

The spelling of 224112202221 in words is "two hundred twenty-four billion, one hundred twelve million, two hundred two thousand, two hundred twenty-one".