11000121101111 has 8 divisors (see below), whose sum is σ = 11066874894720. Its totient is φ = 10933426203448.

The previous prime is 11000121101107. The next prime is 11000121101129. The reversal of 11000121101111 is 11110112100011.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11000121101111 - 2² = 11000121101107 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11000121101092 and 11000121101101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11000121101191) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14349281 + ... + 15096426.

It is an arithmetic number, because the mean of its divisors is an integer number (1383359361840).

Almost surely, 2^{11000121101111} is an apocalyptic number.

11000121101111 is a deficient number, since it is larger than the sum of its proper divisors (66753793609).

11000121101111 is a wasteful number, since it uses less digits than its factorization.

11000121101111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29447973.

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

Adding to 11000121101111 its reverse (11110112100011), we get a palindrome (22110233201122).

The spelling of 11000121101111 in words is "eleven trillion, one hundred twenty-one million, one hundred one thousand, one hundred eleven".