222442410321 has 12 divisors (see below), whose sum is σ = 322131687540. Its totient is φ = 147913716960.

The previous prime is 222442410299. The next prime is 222442410329. The reversal of 222442410321 is 123014244222.

It is a happy number.

222442410321 is a `hidden beast` number, since 2 + 2 + 244 + 2 + 410 + 3 + 2 + 1 = 666.

222442410321 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 120145424400 + 102296985921 = 346620^2 + 319839^2 .

It is not a de Polignac number, because 222442410321 - 2⁷ = 222442410193 is a prime.

It is a super-2 number, since 2×222442410321² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (222442410329) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 31764910 + ... + 31771911.

It is an arithmetic number, because the mean of its divisors is an integer number (26844307295).

Almost surely, 2^222442410321 is an apocalyptic number.

It is an amenable number.

222442410321 is a deficient number, since it is larger than the sum of its proper divisors (99689277219).

222442410321 is a wasteful number, since it uses less digits than its factorization.

222442410321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63537216 (or 63537213 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 27.

Adding to 222442410321 its reverse (123014244222), we get a palindrome (345456654543).

The spelling of 222442410321 in words is "two hundred twenty-two billion, four hundred forty-two million, four hundred ten thousand, three hundred twenty-one".