112112111211222 has 32 divisors (see below), whose sum is σ = 226231737413472. Its totient is φ = 37037480781824.

The previous prime is 112112111211209. The next prime is 112112111211229. The reversal of 112112111211222 is 222112111211211.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112112111211229) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 170030283 + ... + 170688374.

It is an arithmetic number, because the mean of its divisors is an integer number (7069741794171).

Almost surely, 2^{112112111211222} is an apocalyptic number.

112112111211222 is an abundant number, since it is smaller than the sum of its proper divisors (114119626202250).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

112112111211222 is a wasteful number, since it uses less digits than its factorization.

112112111211222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 340719152.

The product of its digits is 64, while the sum is 21.

Adding to 112112111211222 its reverse (222112111211211), we get a palindrome (334224222422433).

The spelling of 112112111211222 in words is "one hundred twelve trillion, one hundred twelve billion, one hundred eleven million, two hundred eleven thousand, two hundred twenty-two".