222225043045 has 4 divisors (see below), whose sum is σ = 266670051660. Its totient is φ = 177780034432.

The previous prime is 222225043009. The next prime is 222225043093. The reversal of 222225043045 is 540340522222.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 70774089156 + 151450953889 = 266034^2 + 389167^2 .

It is a cyclic number.

It is not a de Polignac number, because 222225043045 - 2¹⁷ = 222224911973 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 222225042998 and 222225043016.

It is a congruent number.

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, 22222504300 + ... + 22222504309.

It is an arithmetic number, because the mean of its divisors is an integer number (66667512915).

Almost surely, 2^222225043045 is an apocalyptic number.

It is an amenable number.

222225043045 is a deficient number, since it is larger than the sum of its proper divisors (44445008615).

222225043045 is an equidigital number, since it uses as much as digits as its factorization.

222225043045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44445008614.

The product of its (nonzero) digits is 38400, while the sum is 31.

Adding to 222225043045 its reverse (540340522222), we get a palindrome (762565565267).

The spelling of 222225043045 in words is "two hundred twenty-two billion, two hundred twenty-five million, forty-three thousand, forty-five".