201022132110091 has 2 divisors, whose sum is σ = 201022132110092. Its totient is φ = 201022132110090.

The previous prime is 201022132110077. The next prime is 201022132110167. The reversal of 201022132110091 is 190011231220102.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 201022132110091 - 2³³ = 201013542175499 is a prime.

It is not a weakly prime, because it can be changed into another prime (201022132110001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100511066055045 + 100511066055046.

It is an arithmetic number, because the mean of its divisors is an integer number (100511066055046).

Almost surely, 2^{201022132110091} is an apocalyptic number.

201022132110091 is a deficient number, since it is larger than the sum of its proper divisors (1).

201022132110091 is an equidigital number, since it uses as much as digits as its factorization.

201022132110091 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 432, while the sum is 25.

Adding to 201022132110091 its reverse (190011231220102), we get a palindrome (391033363330193).

The spelling of 201022132110091 in words is "two hundred one trillion, twenty-two billion, one hundred thirty-two million, one hundred ten thousand, ninety-one".