16622044111 has 4 divisors (see below), whose sum is σ = 16975704672. Its totient is φ = 16268383552.

The previous prime is 16622044079. The next prime is 16622044139. The reversal of 16622044111 is 11144022661.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 16622044111 - 2⁵ = 16622044079 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 16622044111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16622044211) by changing a digit.

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, 176830210 + ... + 176830303.

It is an arithmetic number, because the mean of its divisors is an integer number (4243926168).

Almost surely, 2^16622044111 is an apocalyptic number.

16622044111 is a deficient number, since it is larger than the sum of its proper divisors (353660561).

16622044111 is an equidigital number, since it uses as much as digits as its factorization.

16622044111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 353660560.

The product of its (nonzero) digits is 2304, while the sum is 28.

Adding to 16622044111 its reverse (11144022661), we get a palindrome (27766066772).

The spelling of 16622044111 in words is "sixteen billion, six hundred twenty-two million, forty-four thousand, one hundred eleven".