4042111111 has 6 divisors (see below), whose sum is σ = 4176708936. Its totient is φ = 3911719500.

The previous prime is 4042111067. The next prime is 4042111121. The reversal of 4042111111 is 1111112404.

4042111111 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 4042111111 - 2²⁷ = 3907893383 is a prime.

It is a Duffinian number.

4042111111 is a modest number, since divided by 111111 gives 4042 as remainder.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4042111121) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2102115 + ... + 2104036.

It is an arithmetic number, because the mean of its divisors is an integer number (696118156).

Almost surely, 2^4042111111 is an apocalyptic number.

4042111111 is a deficient number, since it is larger than the sum of its proper divisors (134597825).

4042111111 is an equidigital number, since it uses as much as digits as its factorization.

4042111111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4206213 (or 4206182 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 16.

The square root of 4042111111 is about 63577.5991289385. The cubic root of 4042111111 is about 1592.9522186467.

Adding to 4042111111 its reverse (1111112404), we get a palindrome (5153223515).

The spelling of 4042111111 in words is "four billion, forty-two million, one hundred eleven thousand, one hundred eleven".