201010011100191 has 10 divisors (see below), whose sum is σ = 300274214112752. Its totient is φ = 134006674066740.

The previous prime is 201010011100111. The next prime is 201010011100201. The reversal of 201010011100191 is 191001110010102.

It is not a de Polignac number, because 201010011100191 - 2¹⁴ = 201010011083807 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201010011100111) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 1240802537575 + ... + 1240802537736.

Almost surely, 2^{201010011100191} is an apocalyptic number.

201010011100191 is a deficient number, since it is larger than the sum of its proper divisors (99264203012561).

201010011100191 is an equidigital number, since it uses as much as digits as its factorization.

201010011100191 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2481605075323 (or 2481605075314 counting only the distinct ones).

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

Adding to 201010011100191 its reverse (191001110010102), we get a palindrome (392011121110293).

The spelling of 201010011100191 in words is "two hundred one trillion, ten billion, eleven million, one hundred thousand, one hundred ninety-one".