11000020111111 has 8 divisors (see below), whose sum is σ = 11024587728000. Its totient is φ = 10975476361080.

The previous prime is 11000020111079. The next prime is 11000020111259. The reversal of 11000020111111 is 11111102000011.

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 11000020111111 - 2⁵ = 11000020111079 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 (11000020111411) 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, 5043745 + ... + 6887626.

It is an arithmetic number, because the mean of its divisors is an integer number (1378073466000).

Almost surely, 2^{11000020111111} is an apocalyptic number.

11000020111111 is a deficient number, since it is larger than the sum of its proper divisors (24567616889).

11000020111111 is a wasteful number, since it uses less digits than its factorization.

11000020111111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11933429.

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

Adding to 11000020111111 its reverse (11111102000011), we get a palindrome (22111122111122).

The spelling of 11000020111111 in words is "eleven trillion, twenty million, one hundred eleven thousand, one hundred eleven".