100011011112091 has 2 divisors, whose sum is σ = 100011011112092. Its totient is φ = 100011011112090.

The previous prime is 100011011112083. The next prime is 100011011112161. The reversal of 100011011112091 is 190211110110001.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 100011011112091 - 2³ = 100011011112083 is a prime.

It is not a weakly prime, because it can be changed into another prime (100011011112041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50005505556045 + 50005505556046.

It is an arithmetic number, because the mean of its divisors is an integer number (50005505556046).

Almost surely, 2^{100011011112091} is an apocalyptic number.

100011011112091 is a deficient number, since it is larger than the sum of its proper divisors (1).

100011011112091 is an equidigital number, since it uses as much as digits as its factorization.

100011011112091 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18, while the sum is 19.

Adding to 100011011112091 its reverse (190211110110001), we get a palindrome (290222121222092).

The spelling of 100011011112091 in words is "one hundred trillion, eleven billion, eleven million, one hundred twelve thousand, ninety-one".