222442341440 has 112 divisors (see below), whose sum is σ = 578103943104. Its totient is φ = 80851814400.

The previous prime is 222442341437. The next prime is 222442341467. The reversal of 222442341440 is 44143244222.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a junction number, because it is equal to n+sod(n) for n = 222442341397 and 222442341406.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8565275 + ... + 8591205.

Almost surely, 2^222442341440 is an apocalyptic number.

222442341440 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 222442341440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (289051971552).

222442341440 is an abundant number, since it is smaller than the sum of its proper divisors (355661601664).

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

222442341440 is a wasteful number, since it uses less digits than its factorization.

222442341440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28396 (or 28386 counting only the distinct ones).

The product of its (nonzero) digits is 49152, while the sum is 32.

Adding to 222442341440 its reverse (44143244222), we get a palindrome (266585585662).

The spelling of 222442341440 in words is "two hundred twenty-two billion, four hundred forty-two million, three hundred forty-one thousand, four hundred forty".