11001001111101 has 24 divisors (see below), whose sum is σ = 16813335081920. Its totient is φ = 6912000677376.

The previous prime is 11001001111081. The next prime is 11001001111201. The reversal of 11001001111101 is 10111110010011.

11001001111101 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 11001001111101 - 2¹⁴ = 11001001094717 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a Duffinian number.

11001001111101 is a modest number, since divided by 1111101 gives 110010 as remainder.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11001001111201) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 166633681 + ... + 166699686.

Almost surely, 2^{11001001111101} is an apocalyptic number.

It is an amenable number.

11001001111101 is a deficient number, since it is larger than the sum of its proper divisors (5812333970819).

11001001111101 is a wasteful number, since it uses less digits than its factorization.

11001001111101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 333333585 (or 333333582 counting only the distinct ones).

The product of its (nonzero) digits is 1, while the sum is 9.

Adding to 11001001111101 its reverse (10111110010011), we get a palindrome (21112111121112).

The spelling of 11001001111101 in words is "eleven trillion, one billion, one million, one hundred eleven thousand, one hundred one".