2212021222112 has 96 divisors (see below), whose sum is σ = 4944273348672. Its totient is φ = 966476611584.

The previous prime is 2212021222109. The next prime is 2212021222127. The reversal of 2212021222112 is 2112221202122.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 263603 + ... + 2119794.

It is an arithmetic number, because the mean of its divisors is an integer number (51502847382).

Almost surely, 2^{2212021222112} is an apocalyptic number.

It is an amenable number.

2212021222112 is an abundant number, since it is smaller than the sum of its proper divisors (2732252126560).

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

2212021222112 is a wasteful number, since it uses less digits than its factorization.

2212021222112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2383540 (or 2383532 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 2212021222112 its reverse (2112221202122), we get a palindrome (4324242424234).

The spelling of 2212021222112 in words is "two trillion, two hundred twelve billion, twenty-one million, two hundred twenty-two thousand, one hundred twelve".