2012105222 has 4 divisors (see below), whose sum is σ = 3018157836. Its totient is φ = 1006052610.

The previous prime is 2012105219. The next prime is 2012105257. The reversal of 2012105222 is 2225012102.

It is a semiprime because it is the product of two primes.

It is a self number, because there is not a number n which added to its sum of digits gives 2012105222.

It is a congruent number.

It is an unprimeable number.

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, 503026304 + ... + 503026307.

It is an arithmetic number, because the mean of its divisors is an integer number (754539459).

Almost surely, 2^2012105222 is an apocalyptic number.

2012105222 is a deficient number, since it is larger than the sum of its proper divisors (1006052614).

2012105222 is a wasteful number, since it uses less digits than its factorization.

2012105222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1006052613.

The product of its (nonzero) digits is 160, while the sum is 17.

The square root of 2012105222 is about 44856.4958729502. The cubic root of 2012105222 is about 1262.4578759530.

Adding to 2012105222 its reverse (2225012102), we get a palindrome (4237117324).

The spelling of 2012105222 in words is "two billion, twelve million, one hundred five thousand, two hundred twenty-two".