101101200001091 has 2 divisors, whose sum is σ = 101101200001092. Its totient is φ = 101101200001090.

The previous prime is 101101200001063. The next prime is 101101200001181. The reversal of 101101200001091 is 190100002101101.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 101101200001091 - 2³⁴ = 101084020131907 is a prime.

It is not a weakly prime, because it can be changed into another prime (101101200001001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50550600000545 + 50550600000546.

It is an arithmetic number, because the mean of its divisors is an integer number (50550600000546).

Almost surely, 2^{101101200001091} is an apocalyptic number.

101101200001091 is a deficient number, since it is larger than the sum of its proper divisors (1).

101101200001091 is an equidigital number, since it uses as much as digits as its factorization.

101101200001091 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18, while the sum is 17.

Adding to 101101200001091 its reverse (190100002101101), we get a palindrome (291201202102192).

The spelling of 101101200001091 in words is "one hundred one trillion, one hundred one billion, two hundred million, one thousand, ninety-one".