222322320121222 has 8 divisors (see below), whose sum is σ = 333656001387936. Its totient is φ = 111103652991912.

The previous prime is 222322320121183. The next prime is 222322320121241. The reversal of 222322320121222 is 222121023223222.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×222322320121222² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28753529518 + ... + 28753537249.

It is an arithmetic number, because the mean of its divisors is an integer number (41707000173492).

Almost surely, 2^{222322320121222} is an apocalyptic number.

222322320121222 is a deficient number, since it is larger than the sum of its proper divisors (111333681266714).

222322320121222 is a wasteful number, since it uses less digits than its factorization.

222322320121222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57507068702.

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 222322320121222 its reverse (222121023223222), we get a palindrome (444443343344444).

The spelling of 222322320121222 in words is "two hundred twenty-two trillion, three hundred twenty-two billion, three hundred twenty million, one hundred twenty-one thousand, two hundred twenty-two".