2122213312 has 28 divisors (see below), whose sum is σ = 4394368656. Its totient is φ = 1014970880.

The previous prime is 2122213279. The next prime is 2122213367. The reversal of 2122213312 is 2133122212.

It is a zygodrome in base 2.

It is a self number, because there is not a number n which added to its sum of digits gives 2122213312.

It is a congruent number.

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, 719389 + ... + 722332.

Almost surely, 2^2122213312 is an apocalyptic number.

It is an amenable number.

2122213312 is an abundant number, since it is smaller than the sum of its proper divisors (2272155344).

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

2122213312 is a wasteful number, since it uses less digits than its factorization.

2122213312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1441756 (or 1441746 counting only the distinct ones).

The product of its digits is 288, while the sum is 19.

The square root of 2122213312 is about 46067.4864953581. The cubic root of 2122213312 is about 1285.0785605046.

Adding to 2122213312 its reverse (2133122212), we get a palindrome (4255335524).

The spelling of 2122213312 in words is "two billion, one hundred twenty-two million, two hundred thirteen thousand, three hundred twelve".