222223403442440 has 64 divisors (see below), whose sum is σ = 516138791800320. Its totient is φ = 86020793280000.

The previous prime is 222223403442437. The next prime is 222223403442451. The reversal of 222223403442440 is 44244304322222.

It is a junction number, because it is equal to n+sod(n) for n = 222223403442394 and 222223403442403.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 92974340 + ... + 95334540.

It is an arithmetic number, because the mean of its divisors is an integer number (8064668621880).

Almost surely, 2^{222223403442440} is an apocalyptic number.

222223403442440 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

222223403442440 is an abundant number, since it is smaller than the sum of its proper divisors (293915388357880).

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

222223403442440 is a wasteful number, since it uses less digits than its factorization.

222223403442440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2436174 (or 2436170 counting only the distinct ones).

The product of its (nonzero) digits is 589824, while the sum is 38.

Adding to 222223403442440 its reverse (44244304322222), we get a palindrome (266467707764662).

The spelling of 222223403442440 in words is "two hundred twenty-two trillion, two hundred twenty-three billion, four hundred three million, four hundred forty-two thousand, four hundred forty".