22011100111011 has 8 divisors (see below), whose sum is σ = 32016145616064. Its totient is φ = 13340060673320.

The previous prime is 22011100110953. The next prime is 22011100111087. The reversal of 22011100111011 is 11011100111022.

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 22011100111011 - 2²⁷ = 22010965893283 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22011100111711) 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, 333501516801 + ... + 333501516866.

It is an arithmetic number, because the mean of its divisors is an integer number (4002018202008).

Almost surely, 2^{22011100111011} is an apocalyptic number.

22011100111011 is a deficient number, since it is larger than the sum of its proper divisors (10005045505053).

22011100111011 is a wasteful number, since it uses less digits than its factorization.

22011100111011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 667003033681.

The product of its (nonzero) digits is 4, while the sum is 12.

Adding to 22011100111011 its reverse (11011100111022), we get a palindrome (33022200222033).

It can be divided in two parts, 2201110011 and 1011, that added together give a palindrome (2201111022).

The spelling of 22011100111011 in words is "twenty-two trillion, eleven billion, one hundred million, one hundred eleven thousand, eleven".