222213342321 has 24 divisors (see below), whose sum is σ = 330802311840. Its totient is φ = 143656039296.

The previous prime is 222213342319. The next prime is 222213342331. The reversal of 222213342321 is 123243312222.

222213342321 is a `hidden beast` number, since 2 + 2 + 2 + 2 + 1 + 334 + 2 + 321 = 666.

It is not a de Polignac number, because 222213342321 - 2¹ = 222213342319 is a prime.

It is not an unprimeable number, because it can be changed into a prime (222213342331) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2011656 + ... + 2119241.

It is an arithmetic number, because the mean of its divisors is an integer number (13783429660).

Almost surely, 2^222213342321 is an apocalyptic number.

It is an amenable number.

222213342321 is a deficient number, since it is larger than the sum of its proper divisors (108588969519).

222213342321 is a wasteful number, since it uses less digits than its factorization.

222213342321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4131085 (or 4131082 counting only the distinct ones).

The product of its digits is 6912, while the sum is 27.

Adding to 222213342321 its reverse (123243312222), we get a palindrome (345456654543).

The spelling of 222213342321 in words is "two hundred twenty-two billion, two hundred thirteen million, three hundred forty-two thousand, three hundred twenty-one".