221030020222222 has 16 divisors (see below), whose sum is σ = 335542343754240. Its totient is φ = 109182594486712.

The previous prime is 221030020222177. The next prime is 221030020222283. The reversal of 221030020222222 is 222222020030122.

It is a junction number, because it is equal to n+sod(n) for n = 221030020222193 and 221030020222202.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14664003 + ... + 25633825.

It is an arithmetic number, because the mean of its divisors is an integer number (20971396484640).

Almost surely, 2^{221030020222222} is an apocalyptic number.

221030020222222 is a deficient number, since it is larger than the sum of its proper divisors (114512323532018).

221030020222222 is a wasteful number, since it uses less digits than its factorization.

221030020222222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11091287.

The product of its (nonzero) digits is 1536, while the sum is 22.

Adding to 221030020222222 its reverse (222222020030122), we get a palindrome (443252040252344).

The spelling of 221030020222222 in words is "two hundred twenty-one trillion, thirty billion, twenty million, two hundred twenty-two thousand, two hundred twenty-two".