11101000121011 has 4 divisors (see below), whose sum is σ = 11131248078112. Its totient is φ = 11070752163912.

The previous prime is 11101000120993. The next prime is 11101000121027. The reversal of 11101000121011 is 11012100010111.

11101000121011 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 11101000121011 - 2⁴¹ = 8901976865459 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11101000121711) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15123978000 + ... + 15123978733.

It is an arithmetic number, because the mean of its divisors is an integer number (2782812019528).

Almost surely, 2^{11101000121011} is an apocalyptic number.

11101000121011 is a deficient number, since it is larger than the sum of its proper divisors (30247957101).

11101000121011 is an equidigital number, since it uses as much as digits as its factorization.

11101000121011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30247957100.

The product of its (nonzero) digits is 2, while the sum is 10.

Adding to 11101000121011 its reverse (11012100010111), we get a palindrome (22113100131122).

The spelling of 11101000121011 in words is "eleven trillion, one hundred one billion, one hundred twenty-one thousand, eleven".