2212122120112 has 10 divisors (see below), whose sum is σ = 4285986607748. Its totient is φ = 1106061060048.

The previous prime is 2212122120107. The next prime is 2212122120121. The reversal of 2212122120112 is 2110212212122.

It is a self number, because there is not a number n which added to its sum of digits gives 2212122120112.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 69128816238 + ... + 69128816269.

Almost surely, 2^{2212122120112} is an apocalyptic number.

It is an amenable number.

2212122120112 is a deficient number, since it is larger than the sum of its proper divisors (2073864487636).

2212122120112 is a wasteful number, since it uses less digits than its factorization.

2212122120112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 138257632515 (or 138257632509 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 2212122120112 its reverse (2110212212122), we get a palindrome (4322334332234).

The spelling of 2212122120112 in words is "two trillion, two hundred twelve billion, one hundred twenty-two million, one hundred twenty thousand, one hundred twelve".