222066636663305 has 16 divisors (see below), whose sum is σ = 304935504309120. Its totient is φ = 152080778126592.

The previous prime is 222066636663257. The next prime is 222066636663433. The reversal of 222066636663305 is 503366636660222.

It is a happy number.

It is not a de Polignac number, because 222066636663305 - 2¹⁰ = 222066636662281 is a prime.

It is a super-2 number, since 2×222066636663305² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4030951520 + ... + 4031006609.

It is an arithmetic number, because the mean of its divisors is an integer number (19058469019320).

Almost surely, 2^{222066636663305} is an apocalyptic number.

It is an amenable number.

222066636663305 is a deficient number, since it is larger than the sum of its proper divisors (82868867645815).

222066636663305 is an equidigital number, since it uses as much as digits as its factorization.

222066636663305 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8061958928.

The product of its (nonzero) digits is 50388480, while the sum is 56.

The spelling of 222066636663305 in words is "two hundred twenty-two trillion, sixty-six billion, six hundred thirty-six million, six hundred sixty-three thousand, three hundred five".