22220030022221 has 8 divisors (see below), whose sum is σ = 22490133566880. Its totient is φ = 21949983438192.

The previous prime is 22220030022193. The next prime is 22220030022233. The reversal of 22220030022221 is 12222003002222.

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 22220030022221 - 2¹⁴ = 22220030005837 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22220030022193 and 22220030022202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22220030024221) 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, 13454966 + ... + 15015863.

It is an arithmetic number, because the mean of its divisors is an integer number (2811266695860).

Almost surely, 2^{22220030022221} is an apocalyptic number.

It is an amenable number.

22220030022221 is a deficient number, since it is larger than the sum of its proper divisors (270103544659).

22220030022221 is an equidigital number, since it uses as much as digits as its factorization.

22220030022221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28480315.

The product of its (nonzero) digits is 768, while the sum is 20.

Adding to 22220030022221 its reverse (12222003002222), we get a palindrome (34442033024443).

The spelling of 22220030022221 in words is "twenty-two trillion, two hundred twenty billion, thirty million, twenty-two thousand, two hundred twenty-one".