11001001101121 has 4 divisors (see below), whose sum is σ = 11103814195632. Its totient is φ = 10898188006612.

The previous prime is 11001001101119. The next prime is 11001001101131. The reversal of 11001001101121 is 12110110010011.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 11001001101121 - 2¹ = 11001001101119 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11001001101098 and 11001001101107.

It is not an unprimeable number, because it can be changed into a prime (11001001101131) 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, 51406547095 + ... + 51406547308.

It is an arithmetic number, because the mean of its divisors is an integer number (2775953548908).

Almost surely, 2^{11001001101121} is an apocalyptic number.

It is an amenable number.

11001001101121 is a deficient number, since it is larger than the sum of its proper divisors (102813094511).

11001001101121 is a wasteful number, since it uses less digits than its factorization.

11001001101121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102813094510.

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

Adding to 11001001101121 its reverse (12110110010011), we get a palindrome (23111111111132).

The spelling of 11001001101121 in words is "eleven trillion, one billion, one million, one hundred one thousand, one hundred twenty-one".