222282721995265 has 8 divisors (see below), whose sum is σ = 266739347118888. Its totient is φ = 177826123779840.

The previous prime is 222282721995263. The next prime is 222282721995311. The reversal of 222282721995265 is 562599127282222.

It can be written as a sum of positive squares in 4 ways, for example, as 40760346290689 + 181522375704576 = 6384383^2 + 13473024^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 222282721995265 - 2¹ = 222282721995263 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 222282721995197 and 222282721995206.

It is not an unprimeable number, because it can be changed into a prime (222282721995263) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25362775 + ... + 32982355.

It is an arithmetic number, because the mean of its divisors is an integer number (33342418389861).

Almost surely, 2^{222282721995265} is an apocalyptic number.

It is an amenable number.

222282721995265 is a deficient number, since it is larger than the sum of its proper divisors (44456625123623).

222282721995265 is an equidigital number, since it uses as much as digits as its factorization.

222282721995265 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13454099.

The product of its digits is 87091200, while the sum is 64.

The spelling of 222282721995265 in words is "two hundred twenty-two trillion, two hundred eighty-two billion, seven hundred twenty-one million, nine hundred ninety-five thousand, two hundred sixty-five".