2222222211112 has 16 divisors (see below), whose sum is σ = 4181708767860. Its totient is φ = 1107099873024.

The previous prime is 2222222211091. The next prime is 2222222211133. The reversal of 2222222211112 is 2111122222222.

It is an interprime number because it is at equal distance from previous prime (2222222211091) and next prime (2222222211133).

It can be written as a sum of positive squares in 2 ways, for example, as 2167743850276 + 54478360836 = 1472326^2 + 233406^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 501401713 + ... + 501406144.

Almost surely, 2^{2222222211112} is an apocalyptic number.

It is an amenable number.

2222222211112 is a deficient number, since it is larger than the sum of its proper divisors (1959486556748).

2222222211112 is a wasteful number, since it uses less digits than its factorization.

2222222211112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1002808140 (or 1002808136 counting only the distinct ones).

The product of its digits is 512, while the sum is 22.

Adding to 2222222211112 its reverse (2111122222222), we get a palindrome (4333344433334).

The spelling of 2222222211112 in words is "two trillion, two hundred twenty-two billion, two hundred twenty-two million, two hundred eleven thousand, one hundred twelve".