2066143111 has 8 divisors (see below), whose sum is σ = 2084125680. Its totient is φ = 2048238912.

The previous prime is 2066143109. The next prime is 2066143129. The reversal of 2066143111 is 1113416602.

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

It is a cyclic number.

It is not a de Polignac number, because 2066143111 - 2¹ = 2066143109 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2066143151) 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 7 ways as a sum of consecutive naturals, for example, 33996 + ... + 72718.

It is an arithmetic number, because the mean of its divisors is an integer number (260515710).

Almost surely, 2^2066143111 is an apocalyptic number.

2066143111 is a deficient number, since it is larger than the sum of its proper divisors (17982569).

2066143111 is a wasteful number, since it uses less digits than its factorization.

2066143111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39185.

The product of its (nonzero) digits is 864, while the sum is 25.

The square root of 2066143111 is about 45454.8469472729. The cubic root of 2066143111 is about 1273.6598731640.

Adding to 2066143111 its reverse (1113416602), we get a palindrome (3179559713).

The spelling of 2066143111 in words is "two billion, sixty-six million, one hundred forty-three thousand, one hundred eleven".