2101110010187 has 2 divisors, whose sum is σ = 2101110010188. Its totient is φ = 2101110010186.

The previous prime is 2101110010171. The next prime is 2101110010213. The reversal of 2101110010187 is 7810100111012.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2101110010187 - 2⁴ = 2101110010171 is a prime.

It is not a weakly prime, because it can be changed into another prime (2101110010127) 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, 1050555005093 + 1050555005094.

It is an arithmetic number, because the mean of its divisors is an integer number (1050555005094).

Almost surely, 2^{2101110010187} is an apocalyptic number.

2101110010187 is a deficient number, since it is larger than the sum of its proper divisors (1).

2101110010187 is an equidigital number, since it uses as much as digits as its factorization.

2101110010187 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 112, while the sum is 23.

Adding to 2101110010187 its reverse (7810100111012), we get a palindrome (9911210121199).

The spelling of 2101110010187 in words is "two trillion, one hundred one billion, one hundred ten million, ten thousand, one hundred eighty-seven".