111102202020011 has 4 divisors (see below), whose sum is σ = 111105563387952. Its totient is φ = 111098840652072.

The previous prime is 111102202019959. The next prime is 111102202020041. The reversal of 111102202020011 is 110020202201111.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 111102202020011 - 2¹⁰ = 111102202018987 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (111102202020041) 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 3 ways as a sum of consecutive naturals, for example, 1680634391 + ... + 1680700496.

It is an arithmetic number, because the mean of its divisors is an integer number (27776390846988).

Almost surely, 2^{111102202020011} is an apocalyptic number.

111102202020011 is a deficient number, since it is larger than the sum of its proper divisors (3361367941).

111102202020011 is an equidigital number, since it uses as much as digits as its factorization.

111102202020011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3361367940.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 111102202020011 its reverse (110020202201111), we get a palindrome (221122404221122).

The spelling of 111102202020011 in words is "one hundred eleven trillion, one hundred two billion, two hundred two million, twenty thousand, eleven".