11020001111 has 8 divisors (see below), whose sum is σ = 12678813600. Its totient is φ = 9382320288.

The previous prime is 11020001099. The next prime is 11020001129. The reversal of 11020001111 is 11110002011.

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 11020001111 - 2³⁰ = 9946259287 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 (11020001191) 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, 5281796 + ... + 5283881.

It is an arithmetic number, because the mean of its divisors is an integer number (1584851700).

Almost surely, 2^11020001111 is an apocalyptic number.

11020001111 is a deficient number, since it is larger than the sum of its proper divisors (1658812489).

11020001111 is a wasteful number, since it uses less digits than its factorization.

11020001111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10565833.

The product of its (nonzero) digits is 2, while the sum is 8.

Adding to 11020001111 its reverse (11110002011), we get a palindrome (22130003122).

The spelling of 11020001111 in words is "eleven billion, twenty million, one thousand, one hundred eleven".