222443121376 has 96 divisors (see below), whose sum is σ = 530196226560. Its totient is φ = 89739726336.

The previous prime is 222443121359. The next prime is 222443121377. The reversal of 222443121376 is 673121344222.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222443121377) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 501741 + ... + 834643.

It is an arithmetic number, because the mean of its divisors is an integer number (5522877360).

Almost surely, 2^222443121376 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 222443121376, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (265098113280).

222443121376 is an abundant number, since it is smaller than the sum of its proper divisors (307753105184).

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

222443121376 is a wasteful number, since it uses less digits than its factorization.

222443121376 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 333096 (or 333088 counting only the distinct ones).

The product of its digits is 96768, while the sum is 37.

Adding to 222443121376 its reverse (673121344222), we get a palindrome (895564465598).

The spelling of 222443121376 in words is "two hundred twenty-two billion, four hundred forty-three million, one hundred twenty-one thousand, three hundred seventy-six".