2212012320212 has 6 divisors (see below), whose sum is σ = 3871021560378. Its totient is φ = 1106006160104.

The previous prime is 2212012320211. The next prime is 2212012320227. The reversal of 2212012320212 is 2120232102122.

It can be written as a sum of positive squares in only one way, i.e., 2199514421776 + 12497898436 = 1483076^2 + 111794^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2212012320211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 276501540023 + ... + 276501540030.

It is an arithmetic number, because the mean of its divisors is an integer number (645170260063).

Almost surely, 2^{2212012320212} is an apocalyptic number.

It is an amenable number.

2212012320212 is a deficient number, since it is larger than the sum of its proper divisors (1659009240166).

2212012320212 is a wasteful number, since it uses less digits than its factorization.

2212012320212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 553003080057 (or 553003080055 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 2212012320212 its reverse (2120232102122), we get a palindrome (4332244422334).

The spelling of 2212012320212 in words is "two trillion, two hundred twelve billion, twelve million, three hundred twenty thousand, two hundred twelve".