2122323220000 has 240 divisors, whose sum is σ = 5345807544000. Its totient is φ = 828871040000.

The previous prime is 2122323219953. The next prime is 2122323220091. The reversal of 2122323220000 is 223232212.

It is a self number, because there is not a number n which added to its sum of digits gives 2122323220000.

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 in 39 ways as a sum of consecutive naturals, for example, 175813965 + ... + 175826035.

It is an arithmetic number, because the mean of its divisors is an integer number (22274198100).

Almost surely, 2^{2122323220000} is an apocalyptic number.

2122323220000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2122323220000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2672903772000).

2122323220000 is an abundant number, since it is smaller than the sum of its proper divisors (3223484324000).

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

2122323220000 is a wasteful number, since it uses less digits than its factorization.

2122323220000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12309 (or 12286 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 19.

Adding to 2122323220000 its reverse (223232212), we get a palindrome (2122546452212).

The spelling of 2122323220000 in words is "two trillion, one hundred twenty-two billion, three hundred twenty-three million, two hundred twenty thousand".