222202211065 has 8 divisors (see below), whose sum is σ = 270295292808. Its totient is φ = 175326675840.

The previous prime is 222202211057. The next prime is 222202211107. The reversal of 222202211065 is 560112202222.

It can be written as a sum of positive squares in 4 ways, for example, as 40303373049 + 181898838016 = 200757^2 + 426496^2 .

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

It is not a de Polignac number, because 222202211065 - 2³ = 222202211057 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 304386226 + ... + 304386955.

It is an arithmetic number, because the mean of its divisors is an integer number (33786911601).

Almost surely, 2^222202211065 is an apocalyptic number.

It is an amenable number.

222202211065 is a deficient number, since it is larger than the sum of its proper divisors (48093081743).

222202211065 is an equidigital number, since it uses as much as digits as its factorization.

222202211065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 608773259.

The product of its (nonzero) digits is 1920, while the sum is 25.

Adding to 222202211065 its reverse (560112202222), we get a palindrome (782314413287).

The spelling of 222202211065 in words is "two hundred twenty-two billion, two hundred two million, two hundred eleven thousand, sixty-five".