222044502221 has 8 divisors (see below), whose sum is σ = 223202834400. Its totient is φ = 220889183760.

The previous prime is 222044502203. The next prime is 222044502223. The reversal of 222044502221 is 122205440222.

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 a de Polignac number, because none of the positive numbers 2^k-222044502221 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 (222044502223) 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, 605615 + ... + 900476.

It is an arithmetic number, because the mean of its divisors is an integer number (27900354300).

Almost surely, 2^222044502221 is an apocalyptic number.

It is an amenable number.

222044502221 is a deficient number, since it is larger than the sum of its proper divisors (1158332179).

222044502221 is a wasteful number, since it uses less digits than its factorization.

222044502221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1506859.

The product of its (nonzero) digits is 5120, while the sum is 26.

Adding to 222044502221 its reverse (122205440222), we get a palindrome (344249942443).

The spelling of 222044502221 in words is "two hundred twenty-two billion, forty-four million, five hundred two thousand, two hundred twenty-one".