2012222122 has 16 divisors (see below), whose sum is σ = 3065483520. Its totient is φ = 990415008.

The previous prime is 2012222089. The next prime is 2012222141. The reversal of 2012222122 is 2212222102.

It is a junction number, because it is equal to n+sod(n) for n = 2012222096 and 2012222105.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 231438 + ... + 239974.

It is an arithmetic number, because the mean of its divisors is an integer number (191592720).

Almost surely, 2^2012222122 is an apocalyptic number.

2012222122 is a deficient number, since it is larger than the sum of its proper divisors (1053261398).

2012222122 is a wasteful number, since it uses less digits than its factorization.

2012222122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10365.

The product of its (nonzero) digits is 128, while the sum is 16.

The square root of 2012222122 is about 44857.7988982964. The cubic root of 2012222122 is about 1262.4823243874.

Adding to 2012222122 its reverse (2212222102), we get a palindrome (4224444224).

The spelling of 2012222122 in words is "two billion, twelve million, two hundred twenty-two thousand, one hundred twenty-two".