2112222132222 has 32 divisors (see below), whose sum is σ = 4287995978112. Its totient is φ = 693484544544.

The previous prime is 2112222132199. The next prime is 2112222132227. The reversal of 2112222132222 is 2222312222112.

It is a super-2 number, since 2×2112222132222² (a number of 25 digits) contains 22 as substring.

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

It is a junction number, because it is equal to n+sod(n) for n = 2112222132192 and 2112222132201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2112222132227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3192373 + ... + 3796799.

It is an arithmetic number, because the mean of its divisors is an integer number (133999874316).

Almost surely, 2^{2112222132222} is an apocalyptic number.

2112222132222 is an abundant number, since it is smaller than the sum of its proper divisors (2175773845890).

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

2112222132222 is a wasteful number, since it uses less digits than its factorization.

2112222132222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 613192.

The product of its digits is 1536, while the sum is 24.

Adding to 2112222132222 its reverse (2222312222112), we get a palindrome (4334534354334).

The spelling of 2112222132222 in words is "two trillion, one hundred twelve billion, two hundred twenty-two million, one hundred thirty-two thousand, two hundred twenty-two".