10201111011187 has 2 divisors, whose sum is σ = 10201111011188. Its totient is φ = 10201111011186.

The previous prime is 10201111011181. The next prime is 10201111011239. The reversal of 10201111011187 is 78111011110201.

10201111011187 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10201111011187 is a prime.

It is not a weakly prime, because it can be changed into another prime (10201111011181) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5100555505593 + 5100555505594.

It is an arithmetic number, because the mean of its divisors is an integer number (5100555505594).

Almost surely, 2^{10201111011187} is an apocalyptic number.

10201111011187 is a deficient number, since it is larger than the sum of its proper divisors (1).

10201111011187 is an equidigital number, since it uses as much as digits as its factorization.

10201111011187 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 112, while the sum is 25.

Adding to 10201111011187 its reverse (78111011110201), we get a palindrome (88312122121388).

The spelling of 10201111011187 in words is "ten trillion, two hundred one billion, one hundred eleven million, eleven thousand, one hundred eighty-seven".