222211112222 has 16 divisors (see below), whose sum is σ = 367218367344. Its totient is φ = 100005000000.

The previous prime is 222211112197. The next prime is 222211112251.

222211112222 is nontrivially palindromic in base 10.

It is a nude number because it is divisible by every one of its digits.

It is a zygodrome in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 222211112194 and 222211112203.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 50000279 + ... + 50004722.

It is an arithmetic number, because the mean of its divisors is an integer number (22951147959).

Almost surely, 2^222211112222 is an apocalyptic number.

222211112222 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

222211112222 is a deficient number, since it is larger than the sum of its proper divisors (145007255122).

222211112222 is a wasteful number, since it uses less digits than its factorization.

222211112222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100005115.

The product of its digits is 256, while the sum is 20.

It can be divided in two parts, 222211 and 112222, that added together give a palindrome (334433).

The spelling of 222211112222 in words is "two hundred twenty-two billion, two hundred eleven million, one hundred twelve thousand, two hundred twenty-two".