11121001100101 has 32 divisors (see below), whose sum is σ = 11923004620800. Its totient is φ = 10355947424640.

The previous prime is 11121001100093. The next prime is 11121001100119. The reversal of 11121001100101 is 10100110012111.

It is not a de Polignac number, because 11121001100101 - 2³ = 11121001100093 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11121001100171) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 20593305 + ... + 21126433.

It is an arithmetic number, because the mean of its divisors is an integer number (372593894400).

Almost surely, 2^{11121001100101} is an apocalyptic number.

It is an amenable number.

11121001100101 is a deficient number, since it is larger than the sum of its proper divisors (802003520699).

11121001100101 is a wasteful number, since it uses less digits than its factorization.

11121001100101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 533449.

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

Adding to 11121001100101 its reverse (10100110012111), we get a palindrome (21221111112212).

The spelling of 11121001100101 in words is "eleven trillion, one hundred twenty-one billion, one million, one hundred thousand, one hundred one".