1320022566606 has 32 divisors (see below), whose sum is σ = 2645525842560. Its totient is φ = 439094348064.

The previous prime is 1320022566521. The next prime is 1320022566647. The reversal of 1320022566606 is 6066652200231.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21241476 + ... + 21303528.

It is an arithmetic number, because the mean of its divisors is an integer number (82672682580).

Almost surely, 2^{1320022566606} is an apocalyptic number.

1320022566606 is an abundant number, since it is smaller than the sum of its proper divisors (1325503275954).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1320022566606 is a wasteful number, since it uses less digits than its factorization.

1320022566606 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69360.

The product of its (nonzero) digits is 155520, while the sum is 39.

Adding to 1320022566606 its reverse (6066652200231), we get a palindrome (7386674766837).

The spelling of 1320022566606 in words is "one trillion, three hundred twenty billion, twenty-two million, five hundred sixty-six thousand, six hundred six".