2012222112112 has 10 divisors (see below), whose sum is σ = 3898680342248. Its totient is φ = 1006111056048.

The previous prime is 2012222112101. The next prime is 2012222112113. The reversal of 2012222112112 is 2112112222102.

It is a self number, because there is not a number n which added to its sum of digits gives 2012222112112.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2012222112113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62881940988 + ... + 62881941019.

Almost surely, 2^{2012222112112} is an apocalyptic number.

It is an amenable number.

2012222112112 is a deficient number, since it is larger than the sum of its proper divisors (1886458230136).

2012222112112 is a wasteful number, since it uses less digits than its factorization.

2012222112112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 125763882015 (or 125763882009 counting only the distinct ones).

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

Adding to 2012222112112 its reverse (2112112222102), we get a palindrome (4124334334214).

The spelling of 2012222112112 in words is "two trillion, twelve billion, two hundred twenty-two million, one hundred twelve thousand, one hundred twelve".