101101111011 has 8 divisors (see below), whose sum is σ = 149779423760.
Its totient is φ = 67400740656.
The previous prime is 101101110989. The next prime is 101101111031. The reversal of 101101111011 is 110111101101.
It is not a de Polignac number, because 101101111011 - 27 = 101101110883 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (9).
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 101101110984 and 101101111002.
It is not an unprimeable number, because it can be changed into a prime (101101111031) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1872242770 + ... + 1872242823.
It is an arithmetic number, because the mean of its divisors is an integer number (18722427970).
Almost surely, 2101101111011 is an apocalyptic number.
101101111011 is a deficient number, since it is larger than the sum of its proper divisors (48678312749).
101101111011 is an equidigital number, since it uses as much as digits as its factorization.
101101111011 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3744485602 (or 3744485596 counting only the distinct ones).
The product of its (nonzero) digits is 1, while the sum is 9.
Adding to 101101111011 its reverse (110111101101), we get a palindrome (211212212112).
The spelling of 101101111011 in words is "one hundred one billion, one hundred one million, one hundred eleven thousand, eleven".