2012222111122 has 8 divisors (see below), whose sum is σ = 3018339199872. Its totient is φ = 1006109044500.

The previous prime is 2012222111087. The next prime is 2012222111143. The reversal of 2012222111122 is 2211112222102.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 2012222111122.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1331847 + ... + 2407957.

It is an arithmetic number, because the mean of its divisors is an integer number (377292399984).

Almost surely, 2^{2012222111122} is an apocalyptic number.

2012222111122 is a deficient number, since it is larger than the sum of its proper divisors (1006117088750).

2012222111122 is a wasteful number, since it uses less digits than its factorization.

2012222111122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2011064.

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

Adding to 2012222111122 its reverse (2211112222102), we get a palindrome (4223334333224).

The spelling of 2012222111122 in words is "two trillion, twelve billion, two hundred twenty-two million, one hundred eleven thousand, one hundred twenty-two".