2122011443344 has 80 divisors (see below), whose sum is σ = 4485221732992. Its totient is φ = 966719038464.

The previous prime is 2122011443317. The next prime is 2122011443353. The reversal of 2122011443344 is 4433441102212.

It is a happy number.

It is a super-2 number, since 2×2122011443344² (a number of 25 digits) contains 22 as substring.

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 15 ways as a sum of consecutive naturals, for example, 6415852 + ... + 6738484.

Almost surely, 2^{2122011443344} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2122011443344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2242610866496).

2122011443344 is an abundant number, since it is smaller than the sum of its proper divisors (2363210289648).

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

2122011443344 is a wasteful number, since it uses less digits than its factorization.

2122011443344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 323064 (or 323058 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 31.

Adding to 2122011443344 its reverse (4433441102212), we get a palindrome (6555452545556).

The spelling of 2122011443344 in words is "two trillion, one hundred twenty-two billion, eleven million, four hundred forty-three thousand, three hundred forty-four".