11101210101011 has 12 divisors (see below), whose sum is σ = 11792868425400. Its totient is φ = 10447990886400.

The previous prime is 11101210100993. The next prime is 11101210101053. The reversal of 11101210101011 is 11010101210111.

It is a happy number.

It is not a de Polignac number, because 11101210101011 - 2¹⁸ = 11101209838867 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11101210100983 and 11101210101001.

It is not an unprimeable number, because it can be changed into a prime (11101210104011) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 15368840 + ... + 16074938.

It is an arithmetic number, because the mean of its divisors is an integer number (982739035450).

Almost surely, 2^{11101210101011} is an apocalyptic number.

11101210101011 is a deficient number, since it is larger than the sum of its proper divisors (691658324389).

11101210101011 is an equidigital number, since it uses as much as digits as its factorization.

11101210101011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 760534 (or 760517 counting only the distinct ones).

The product of its (nonzero) digits is 2, while the sum is 11.

Adding to 11101210101011 its reverse (11010101210111), we get a palindrome (22111311311122).

The spelling of 11101210101011 in words is "eleven trillion, one hundred one billion, two hundred ten million, one hundred one thousand, eleven".