2066141111 has 4 divisors (see below), whose sum is σ = 2174885400. Its totient is φ = 1957396824.

The previous prime is 2066141101. The next prime is 2066141117. The reversal of 2066141111 is 1111416602.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2066141111 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 (2066141117) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 54372116 + ... + 54372153.

It is an arithmetic number, because the mean of its divisors is an integer number (543721350).

Almost surely, 2^2066141111 is an apocalyptic number.

2066141111 is a deficient number, since it is larger than the sum of its proper divisors (108744289).

2066141111 is a wasteful number, since it uses less digits than its factorization.

2066141111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 108744288.

The product of its (nonzero) digits is 288, while the sum is 23.

The square root of 2066141111 is about 45454.8249474134. The cubic root of 2066141111 is about 1273.6594622017.

Adding to 2066141111 its reverse (1111416602), we get a palindrome (3177557713).

The spelling of 2066141111 in words is "two billion, sixty-six million, one hundred forty-one thousand, one hundred eleven".