2112223320330 has 64 divisors (see below), whose sum is σ = 5146034374656. Its totient is φ = 554753864000.

The previous prime is 2112223320329. The next prime is 2112223320331. The reversal of 2112223320330 is 330233222112.

It is an interprime number because it is at equal distance from previous prime (2112223320329) and next prime (2112223320331).

It is a super-2 number, since 2×2112223320330² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2112223320330.

It is not an unprimeable number, because it can be changed into a prime (2112223320331) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 1557595 + ... + 2578865.

It is an arithmetic number, because the mean of its divisors is an integer number (80406787104).

Almost surely, 2^{2112223320330} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2112223320330, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2573017187328).

2112223320330 is an abundant number, since it is smaller than the sum of its proper divisors (3033811054326).

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

2112223320330 is a wasteful number, since it uses less digits than its factorization.

2112223320330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1022323.

The product of its (nonzero) digits is 2592, while the sum is 24.

Adding to 2112223320330 its reverse (330233222112), we get a palindrome (2442456542442).

The spelling of 2112223320330 in words is "two trillion, one hundred twelve billion, two hundred twenty-three million, three hundred twenty thousand, three hundred thirty".