4042110091 has 16 divisors (see below), whose sum is σ = 4349495808. Its totient is φ = 3746952000.

The previous prime is 4042110073. The next prime is 4042110101. The reversal of 4042110091 is 1900112404.

It is a cyclic number.

It is not a de Polignac number, because 4042110091 - 2⁷ = 4042109963 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4042110041) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 128200 + ... + 156586.

It is an arithmetic number, because the mean of its divisors is an integer number (271843488).

Almost surely, 2^4042110091 is an apocalyptic number.

4042110091 is a gapful number since it is divisible by the number (41) formed by its first and last digit.

4042110091 is a deficient number, since it is larger than the sum of its proper divisors (307385717).

4042110091 is a wasteful number, since it uses less digits than its factorization.

4042110091 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28602.

The product of its (nonzero) digits is 288, while the sum is 22.

The square root of 4042110091 is about 63577.5911072447. The cubic root of 4042110091 is about 1592.9520846563.

Adding to 4042110091 its reverse (1900112404), we get a palindrome (5942222495).

The spelling of 4042110091 in words is "four billion, forty-two million, one hundred ten thousand, ninety-one".