112112222211 has 18 divisors (see below), whose sum is σ = 178000031300. Its totient is φ = 67946800680.

The previous prime is 112112222203. The next prime is 112112222237. The reversal of 112112222211 is 112222211211.

112112222211 is a `hidden beast` number, since 11 + 211 + 222 + 221 + 1 = 666.

It is not a de Polignac number, because 112112222211 - 2³ = 112112222203 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (112112222711) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 51473761 + ... + 51475938.

Almost surely, 2^112112222211 is an apocalyptic number.

112112222211 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

112112222211 is a deficient number, since it is larger than the sum of its proper divisors (65887809089).

112112222211 is a wasteful number, since it uses less digits than its factorization.

112112222211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102949727 (or 102949713 counting only the distinct ones).

The product of its digits is 64, while the sum is 18.

Adding to 112112222211 its reverse (112222211211), we get a palindrome (224334433422).

The spelling of 112112222211 in words is "one hundred twelve billion, one hundred twelve million, two hundred twenty-two thousand, two hundred eleven".