22220354444246 has 8 divisors (see below), whose sum is σ = 38092036190160. Its totient is φ = 9523009047528.

The previous prime is 22220354444191. The next prime is 22220354444279. The reversal of 22220354444246 is 64244445302222.

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 = 22220354444197 and 22220354444206.

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 3 ways as a sum of consecutive naturals, for example, 793584087281 + ... + 793584087308.

It is an arithmetic number, because the mean of its divisors is an integer number (4761504523770).

Almost surely, 2^{22220354444246} is an apocalyptic number.

22220354444246 is a deficient number, since it is larger than the sum of its proper divisors (15871681745914).

22220354444246 is a wasteful number, since it uses less digits than its factorization.

22220354444246 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1587168174598.

The product of its (nonzero) digits is 2949120, while the sum is 44.

Adding to 22220354444246 its reverse (64244445302222), we get a palindrome (86464799746468).

The spelling of 22220354444246 in words is "twenty-two trillion, two hundred twenty billion, three hundred fifty-four million, four hundred forty-four thousand, two hundred forty-six".