222334312236 has 12 divisors (see below), whose sum is σ = 518780061912. Its totient is φ = 74111437408.

The previous prime is 222334312217. The next prime is 222334312237. The reversal of 222334312236 is 632213433222.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 222334312197 and 222334312206.

It is not an unprimeable number, because it can be changed into a prime (222334312237) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9263929665 + ... + 9263929688.

It is an arithmetic number, because the mean of its divisors is an integer number (43231671826).

Almost surely, 2^222334312236 is an apocalyptic number.

It is an amenable number.

222334312236 is an abundant number, since it is smaller than the sum of its proper divisors (296445749676).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

222334312236 is a wasteful number, since it uses less digits than its factorization.

222334312236 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18527859360 (or 18527859358 counting only the distinct ones).

The product of its digits is 62208, while the sum is 33.

Adding to 222334312236 its reverse (632213433222), we get a palindrome (854547745458).

The spelling of 222334312236 in words is "two hundred twenty-two billion, three hundred thirty-four million, three hundred twelve thousand, two hundred thirty-six".