101101111011011 has 4 divisors (see below), whose sum is σ = 102814689163800. Its totient is φ = 99387532858224.

The previous prime is 101101111011001. The next prime is 101101111011053. The reversal of 101101111011011 is 110110111101101.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 101101111011011 - 2²² = 101101106816707 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 101101111010983 and 101101111011001.

It is not an unprimeable number, because it can be changed into a prime (101101111011001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 856789076306 + ... + 856789076423.

It is an arithmetic number, because the mean of its divisors is an integer number (25703672290950).

Almost surely, 2^{101101111011011} is an apocalyptic number.

101101111011011 is a deficient number, since it is larger than the sum of its proper divisors (1713578152789).

101101111011011 is an equidigital number, since it uses as much as digits as its factorization.

101101111011011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1713578152788.

The product of its (nonzero) digits is 1, while the sum is 11.

Adding to 101101111011011 its reverse (110110111101101), we get a palindrome (211211222112112).

The spelling of 101101111011011 in words is "one hundred one trillion, one hundred one billion, one hundred eleven million, eleven thousand, eleven".