222110111111 has 8 divisors (see below), whose sum is σ = 256353396384. Its totient is φ = 188495143200.

The previous prime is 222110111071. The next prime is 222110111123. The reversal of 222110111111 is 111111011222.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 222110111111 - 2³⁴ = 204930241927 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 (222110101111) 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, 157078580 + ... + 157079993.

It is an arithmetic number, because the mean of its divisors is an integer number (32044174548).

Almost surely, 2^222110111111 is an apocalyptic number.

222110111111 is a deficient number, since it is larger than the sum of its proper divisors (34243285273).

222110111111 is a wasteful number, since it uses less digits than its factorization.

222110111111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 314158681.

The product of its (nonzero) digits is 8, while the sum is 14.

Adding to 222110111111 its reverse (111111011222), we get a palindrome (333221122333).

The spelling of 222110111111 in words is "two hundred twenty-two billion, one hundred ten million, one hundred eleven thousand, one hundred eleven".