222122012211112 has 32 divisors (see below), whose sum is σ = 448516245439080. Its totient is φ = 102517704622080.

The previous prime is 222122012211109. The next prime is 222122012211131. The reversal of 222122012211112 is 211112210221222.

It can be written as a sum of positive squares in 4 ways, for example, as 179977947723396 + 42144064487716 = 13415586^2 + 6491846^2 .

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 110290468 + ... + 112286380.

Almost surely, 2^{222122012211112} is an apocalyptic number.

It is an amenable number.

222122012211112 is an abundant number, since it is smaller than the sum of its proper divisors (226394233227968).

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

222122012211112 is a wasteful number, since it uses less digits than its factorization.

222122012211112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3066013 (or 3066009 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 22.

Adding to 222122012211112 its reverse (211112210221222), we get a palindrome (433234222432334).

The spelling of 222122012211112 in words is "two hundred twenty-two trillion, one hundred twenty-two billion, twelve million, two hundred eleven thousand, one hundred twelve".