222112230321 has 16 divisors (see below), whose sum is σ = 313644624768. Its totient is φ = 139331462400.

The previous prime is 222112230313. The next prime is 222112230323. The reversal of 222112230321 is 123032211222.

It is not a de Polignac number, because 222112230321 - 2³ = 222112230313 is a prime.

It is not an unprimeable number, because it can be changed into a prime (222112230323) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 298890 + ... + 730451.

It is an arithmetic number, because the mean of its divisors is an integer number (19602789048).

Almost surely, 2^222112230321 is an apocalyptic number.

It is an amenable number.

222112230321 is a deficient number, since it is larger than the sum of its proper divisors (91532394447).

222112230321 is a wasteful number, since it uses less digits than its factorization.

222112230321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1033592.

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 222112230321 its reverse (123032211222), we get a palindrome (345144441543).

The spelling of 222112230321 in words is "two hundred twenty-two billion, one hundred twelve million, two hundred thirty thousand, three hundred twenty-one".