222361422065 has 16 divisors (see below), whose sum is σ = 274630642560. Its totient is φ = 172765971840.

The previous prime is 222361421983. The next prime is 222361422113. The reversal of 222361422065 is 560224163222.

It is not a de Polignac number, because 222361422065 - 2¹⁰ = 222361421041 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4650620 + ... + 4698189.

It is an arithmetic number, because the mean of its divisors is an integer number (17164415160).

Almost surely, 2^222361422065 is an apocalyptic number.

It is an amenable number.

222361422065 is a deficient number, since it is larger than the sum of its proper divisors (52269220495).

222361422065 is an equidigital number, since it uses as much as digits as its factorization.

222361422065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9348952.

The product of its (nonzero) digits is 69120, while the sum is 35.

Adding to 222361422065 its reverse (560224163222), we get a palindrome (782585585287).

The spelling of 222361422065 in words is "two hundred twenty-two billion, three hundred sixty-one million, four hundred twenty-two thousand, sixty-five".