227322222685 has 4 divisors (see below), whose sum is σ = 272786667228. Its totient is φ = 181857778144.

The previous prime is 227322222683. The next prime is 227322222703. The reversal of 227322222685 is 586222223722.

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 37186108569 + 190136114116 = 192837^2 + 436046^2 .

It is a cyclic number.

It is not a de Polignac number, because 227322222685 - 2¹ = 227322222683 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (227322222683) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22732222264 + ... + 22732222273.

It is an arithmetic number, because the mean of its divisors is an integer number (68196666807).

Almost surely, 2^227322222685 is an apocalyptic number.

It is an amenable number.

227322222685 is a deficient number, since it is larger than the sum of its proper divisors (45464444543).

227322222685 is an equidigital number, since it uses as much as digits as its factorization.

227322222685 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45464444542.

The product of its digits is 645120, while the sum is 43.

The spelling of 227322222685 in words is "two hundred twenty-seven billion, three hundred twenty-two million, two hundred twenty-two thousand, six hundred eighty-five".