222300312066 has 48 divisors (see below), whose sum is σ = 554792269824. Its totient is φ = 63014257152.

The previous prime is 222300312019. The next prime is 222300312067. The reversal of 222300312066 is 660213003222.

It is not an unprimeable number, because it can be changed into a prime (222300312067) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6930015 + ... + 6962018.

It is an arithmetic number, because the mean of its divisors is an integer number (11558172288).

Almost surely, 2^222300312066 is an apocalyptic number.

222300312066 is an abundant number, since it is smaller than the sum of its proper divisors (332491957758).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

222300312066 is a wasteful number, since it uses less digits than its factorization.

222300312066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13892175 (or 13892172 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 27.

Adding to 222300312066 its reverse (660213003222), we get a palindrome (882513315288).

The spelling of 222300312066 in words is "two hundred twenty-two billion, three hundred million, three hundred twelve thousand, sixty-six".