222225044452 has 12 divisors (see below), whose sum is σ = 388911661180. Its totient is φ = 111107426976.

The previous prime is 222225044441. The next prime is 222225044477. The reversal of 222225044452 is 254440522222.

It can be written as a sum of positive squares in 2 ways, for example, as 64056572836 + 158168471616 = 253094^2 + 397704^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1174827 + ... + 1350802.

Almost surely, 2^222225044452 is an apocalyptic number.

It is an amenable number.

222225044452 is a deficient number, since it is larger than the sum of its proper divisors (166686616728).

222225044452 is a wasteful number, since it uses less digits than its factorization.

222225044452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2547630 (or 2547628 counting only the distinct ones).

The product of its (nonzero) digits is 102400, while the sum is 34.

Adding to 222225044452 its reverse (254440522222), we get a palindrome (476665566674).

The spelling of 222225044452 in words is "two hundred twenty-two billion, two hundred twenty-five million, forty-four thousand, four hundred fifty-two".