22000111111 has 8 divisors (see below), whose sum is σ = 25411893264. Its totient is φ = 18823624320.

The previous prime is 22000111079. The next prime is 22000111129. The reversal of 22000111111 is 11111100022.

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 22000111111 - 2⁵ = 22000111079 is a prime.

It is a Duffinian number.

22000111111 is a modest number, since divided by 111111 gives 22000 as remainder.

It is a zygodrome in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22000112111) 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, 58823640 + ... + 58824013.

It is an arithmetic number, because the mean of its divisors is an integer number (3176486658).

Almost surely, 2^22000111111 is an apocalyptic number.

22000111111 is a deficient number, since it is larger than the sum of its proper divisors (3411782153).

22000111111 is a wasteful number, since it uses less digits than its factorization.

22000111111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117647681.

The product of its (nonzero) digits is 4, while the sum is 10.

Adding to 22000111111 its reverse (11111100022), we get a palindrome (33111211133).

The spelling of 22000111111 in words is "twenty-two billion, one hundred eleven thousand, one hundred eleven".