2012323122 has 16 divisors (see below), whose sum is σ = 4471829280. Its totient is φ = 670774356.

The previous prime is 2012323087. The next prime is 2012323141. The reversal of 2012323122 is 2213232102.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 2012323095 and 2012323104.

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 7 ways as a sum of consecutive naturals, for example, 18632568 + ... + 18632675.

It is an arithmetic number, because the mean of its divisors is an integer number (279489330).

Almost surely, 2^2012323122 is an apocalyptic number.

2012323122 is an abundant number, since it is smaller than the sum of its proper divisors (2459506158).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2012323122 is a wasteful number, since it uses less digits than its factorization.

2012323122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37265254 (or 37265248 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 2012323122 is about 44858.9246638838. The cubic root of 2012323122 is about 1262.5034467376.

Adding to 2012323122 its reverse (2213232102), we get a palindrome (4225555224).

The spelling of 2012323122 in words is "two billion, twelve million, three hundred twenty-three thousand, one hundred twenty-two".