2116622242205 has 8 divisors (see below), whose sum is σ = 2562424095672. Its totient is φ = 1678312857088.

The previous prime is 2116622242193. The next prime is 2116622242247. The reversal of 2116622242205 is 5022422266112.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 134758004836 + 1981864237369 = 367094^2 + 1407787^2 .

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2116622242205 is a prime.

It is a Duffinian number.

It is a Curzon number.

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 7 ways as a sum of consecutive naturals, for example, 1873116464 + ... + 1873117593.

It is an arithmetic number, because the mean of its divisors is an integer number (320303011959).

Almost surely, 2^{2116622242205} is an apocalyptic number.

It is an amenable number.

2116622242205 is a deficient number, since it is larger than the sum of its proper divisors (445801853467).

2116622242205 is a wasteful number, since it uses less digits than its factorization.

2116622242205 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3746234175.

The product of its (nonzero) digits is 46080, while the sum is 35.

The spelling of 2116622242205 in words is "two trillion, one hundred sixteen billion, six hundred twenty-two million, two hundred forty-two thousand, two hundred five".