2212120222212 has 12 divisors (see below), whose sum is σ = 5161613851856. Its totient is φ = 737373407400.

The previous prime is 2212120222187. The next prime is 2212120222267. The reversal of 2212120222212 is 2122220212122.

It is a tau number, because it is divible by the number of its divisors (12).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 92171675914 + ... + 92171675937.

Almost surely, 2^{2212120222212} is an apocalyptic number.

It is an amenable number.

2212120222212 is an abundant number, since it is smaller than the sum of its proper divisors (2949493629644).

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

2212120222212 is a wasteful number, since it uses less digits than its factorization.

2212120222212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 184343351858 (or 184343351856 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 21.

Adding to 2212120222212 its reverse (2122220212122), we get a palindrome (4334340434334).

The spelling of 2212120222212 in words is "two trillion, two hundred twelve billion, one hundred twenty million, two hundred twenty-two thousand, two hundred twelve".