2243121322232 has 96 divisors (see below), whose sum is σ = 5051320081920. Its totient is φ = 930504637440.

The previous prime is 2243121322201. The next prime is 2243121322279. The reversal of 2243121322232 is 2322231213422.

It is a junction number, because it is equal to n+sod(n) for n = 2243121322195 and 2243121322204.

It is a congruent number.

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 23 ways as a sum of consecutive naturals, for example, 1491668 + ... + 2590620.

It is an arithmetic number, because the mean of its divisors is an integer number (52617917520).

Almost surely, 2^{2243121322232} 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 2243121322232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2525660040960).

2243121322232 is an abundant number, since it is smaller than the sum of its proper divisors (2808198759688).

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

2243121322232 is a wasteful number, since it uses less digits than its factorization.

2243121322232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1099141 (or 1099130 counting only the distinct ones).

The product of its digits is 13824, while the sum is 29.

Adding to 2243121322232 its reverse (2322231213422), we get a palindrome (4565352535654).

The spelling of 2243121322232 in words is "two trillion, two hundred forty-three billion, one hundred twenty-one million, three hundred twenty-two thousand, two hundred thirty-two".