8000110091 has 2 divisors, whose sum is σ = 8000110092. Its totient is φ = 8000110090.

The previous prime is 8000110061. The next prime is 8000110147. The reversal of 8000110091 is 1900110008.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 8000110091 - 2¹⁴ = 8000093707 is a prime.

It is a super-2 number, since 2×8000110091² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (8000110021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4000055045 + 4000055046.

It is an arithmetic number, because the mean of its divisors is an integer number (4000055046).

Almost surely, 2^8000110091 is an apocalyptic number.

8000110091 is a deficient number, since it is larger than the sum of its proper divisors (1).

8000110091 is an equidigital number, since it uses as much as digits as its factorization.

8000110091 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 72, while the sum is 20.

The square root of 8000110091 is about 89443.3345252736. The cubic root of 8000110091 is about 2000.0091742079.

Adding to 8000110091 its reverse (1900110008), we get a palindrome (9900220099).

The spelling of 8000110091 in words is "eight billion, one hundred ten thousand, ninety-one".