10111012002191 has 2 divisors, whose sum is σ = 10111012002192. Its totient is φ = 10111012002190.

The previous prime is 10111012002073. The next prime is 10111012002277. The reversal of 10111012002191 is 19120021011101.

10111012002191 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10111012002191 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10111012052191) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5055506001095 + 5055506001096.

It is an arithmetic number, because the mean of its divisors is an integer number (5055506001096).

Almost surely, 2^{10111012002191} is an apocalyptic number.

10111012002191 is a deficient number, since it is larger than the sum of its proper divisors (1).

10111012002191 is an equidigital number, since it uses as much as digits as its factorization.

10111012002191 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36, while the sum is 20.

Adding to 10111012002191 its reverse (19120021011101), we get a palindrome (29231033013292).

The spelling of 10111012002191 in words is "ten trillion, one hundred eleven billion, twelve million, two thousand, one hundred ninety-one".