101101110091811 has 2 divisors, whose sum is σ = 101101110091812. Its totient is φ = 101101110091810.

The previous prime is 101101110091741. The next prime is 101101110091823. The reversal of 101101110091811 is 118190011101101.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 101101110091811 - 2¹⁸ = 101101109829667 is a prime.

It is not a weakly prime, because it can be changed into another prime (101101110091511) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50550555045905 + 50550555045906.

It is an arithmetic number, because the mean of its divisors is an integer number (50550555045906).

Almost surely, 2^{101101110091811} is an apocalyptic number.

101101110091811 is a deficient number, since it is larger than the sum of its proper divisors (1).

101101110091811 is an equidigital number, since it uses as much as digits as its factorization.

101101110091811 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72, while the sum is 26.

Adding to 101101110091811 its reverse (118190011101101), we get a palindrome (219291121192912).

The spelling of 101101110091811 in words is "one hundred one trillion, one hundred one billion, one hundred ten million, ninety-one thousand, eight hundred eleven".