104222223222221 has 16 divisors (see below), whose sum is σ = 112294803645360. Its totient is φ = 96157575621120.

The previous prime is 104222223222199. The next prime is 104222223222233. The reversal of 104222223222221 is 122222322222401.

It can be written as a sum of positive squares in 8 ways, for example, as 69803702329321 + 34418520892900 = 8354861^2 + 5866730^2 .

It is not a de Polignac number, because 104222223222221 - 2¹⁰ = 104222223221197 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 (104222223222721) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 430085231 + ... + 430327491.

It is an arithmetic number, because the mean of its divisors is an integer number (7018425227835).

Almost surely, 2^{104222223222221} is an apocalyptic number.

It is an amenable number.

104222223222221 is a deficient number, since it is larger than the sum of its proper divisors (8072580423139).

104222223222221 is a wasteful number, since it uses less digits than its factorization.

104222223222221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 258496.

The product of its (nonzero) digits is 12288, while the sum is 29.

Adding to 104222223222221 its reverse (122222322222401), we get a palindrome (226444545444622).

The spelling of 104222223222221 in words is "one hundred four trillion, two hundred twenty-two billion, two hundred twenty-three million, two hundred twenty-two thousand, two hundred twenty-one".