220221000000022 has 8 divisors (see below), whose sum is σ = 377521714285776. Its totient is φ = 94380428571432.

The previous prime is 220221000000019. The next prime is 220221000000031. The reversal of 220221000000022 is 220000000122022.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 220220999999939 and 220221000000011.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7865035714273 + ... + 7865035714300.

It is an arithmetic number, because the mean of its divisors is an integer number (47190214285722).

Almost surely, 2^{220221000000022} is an apocalyptic number.

220221000000022 is a deficient number, since it is larger than the sum of its proper divisors (157300714285754).

220221000000022 is a wasteful number, since it uses less digits than its factorization.

220221000000022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15730071428582.

The product of its (nonzero) digits is 64, while the sum is 13.

Adding to 220221000000022 its reverse (220000000122022), we get a palindrome (440221000122044).

The spelling of 220221000000022 in words is "two hundred twenty trillion, two hundred twenty-one billion, twenty-two", and thus it is an aban number.