22122661066366 has 8 divisors (see below), whose sum is σ = 37924561828080. Its totient is φ = 9481140457008.

The previous prime is 22122661066349. The next prime is 22122661066391. The reversal of 22122661066366 is 66366016622122.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 790095038071 + ... + 790095038098.

It is an arithmetic number, because the mean of its divisors is an integer number (4740570228510).

Almost surely, 2^{22122661066366} is an apocalyptic number.

22122661066366 is a deficient number, since it is larger than the sum of its proper divisors (15801900761714).

22122661066366 is a wasteful number, since it uses less digits than its factorization.

22122661066366 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1580190076178.

The product of its (nonzero) digits is 2239488, while the sum is 49.

Adding to 22122661066366 its reverse (66366016622122), we get a palindrome (88488677688488).

The spelling of 22122661066366 in words is "twenty-two trillion, one hundred twenty-two billion, six hundred sixty-one million, sixty-six thousand, three hundred sixty-six".