11010101111011 has 8 divisors (see below), whose sum is σ = 11054263708800. Its totient is φ = 10966026751680.

The previous prime is 11010101110999. The next prime is 11010101111047. The reversal of 11010101111011 is 11011110101011.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11010101111011 - 2¹⁵ = 11010101078243 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11010101111071) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21809556 + ... + 22308673.

It is an arithmetic number, because the mean of its divisors is an integer number (1381782963600).

Almost surely, 2^{11010101111011} is an apocalyptic number.

11010101111011 is a deficient number, since it is larger than the sum of its proper divisors (44162597789).

11010101111011 is an equidigital number, since it uses as much as digits as its factorization.

11010101111011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44119229.

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

Adding to 11010101111011 its reverse (11011110101011), we get a palindrome (22021211212022).

It can be divided in two parts, 110101011 and 11011, that multiplied together give a palindrome (1212322232121).

The spelling of 11010101111011 in words is "eleven trillion, ten billion, one hundred one million, one hundred eleven thousand, eleven".