222112312322 has 8 divisors (see below), whose sum is σ = 333191550972. Its totient is φ = 111048462000.

The previous prime is 222112312291. The next prime is 222112312379. The reversal of 222112312322 is 223213211222.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 137315454721 + 84796857601 = 370561^2 + 291199^2 .

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

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, 3810929 + ... + 3868772.

Almost surely, 2^222112312322 is an apocalyptic number.

222112312322 is a deficient number, since it is larger than the sum of its proper divisors (111079238650).

222112312322 is a wasteful number, since it uses less digits than its factorization.

222112312322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7694164.

The product of its digits is 1152, while the sum is 23.

Adding to 222112312322 its reverse (223213211222), we get a palindrome (445325523544).

The spelling of 222112312322 in words is "two hundred twenty-two billion, one hundred twelve million, three hundred twelve thousand, three hundred twenty-two".