2243021323422 has 64 divisors (see below), whose sum is σ = 5054024263680. Its totient is φ = 657478953600.

The previous prime is 2243021323421. The next prime is 2243021323429. The reversal of 2243021323422 is 2243231203422.

It is a super-3 number, since 3×2243021323422³ (a number of 38 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a self number, because there is not a number n which added to its sum of digits gives 2243021323422.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2243021323421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4280104 + ... + 4775492.

It is an arithmetic number, because the mean of its divisors is an integer number (78969129120).

Almost surely, 2^{2243021323422} is an apocalyptic number.

2243021323422 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 2243021323422, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2527012131840).

2243021323422 is an abundant number, since it is smaller than the sum of its proper divisors (2811002940258).

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

2243021323422 is a wasteful number, since it uses less digits than its factorization.

2243021323422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 497649.

The product of its (nonzero) digits is 27648, while the sum is 30.

Adding to 2243021323422 its reverse (2243231203422), we get a palindrome (4486252526844).

The spelling of 2243021323422 in words is "two trillion, two hundred forty-three billion, twenty-one million, three hundred twenty-three thousand, four hundred twenty-two".