101011011101011 has 4 divisors (see below), whose sum is σ = 110193830292024. Its totient is φ = 91828191910000.

The previous prime is 101011011101003. The next prime is 101011011101029. The reversal of 101011011101011 is 110101110110101.

It is a happy number.

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 101011011101011 - 2³ = 101011011101003 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (101011011101071) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4591409595490 + ... + 4591409595511.

It is an arithmetic number, because the mean of its divisors is an integer number (27548457573006).

Almost surely, 2^{101011011101011} is an apocalyptic number.

101011011101011 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

101011011101011 is a deficient number, since it is larger than the sum of its proper divisors (9182819191013).

101011011101011 is an equidigital number, since it uses as much as digits as its factorization.

101011011101011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9182819191012.

The product of its (nonzero) digits is 1, while the sum is 10.

Adding to 101011011101011 its reverse (110101110110101), we get a palindrome (211112121211112).

It can be divided in two parts, 1010110 and 11101011, that added together give a palindrome (12111121).

The spelling of 101011011101011 in words is "one hundred one trillion, eleven billion, eleven million, one hundred one thousand, eleven".