222300310212 has 72 divisors (see below), whose sum is σ = 605064751200. Its totient is φ = 68559207168.

The previous prime is 222300310207. The next prime is 222300310261. The reversal of 222300310212 is 212013003222.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3042162 + ... + 3114377.

It is an arithmetic number, because the mean of its divisors is an integer number (8403677100).

Almost surely, 2^222300310212 is an apocalyptic number.

It is an amenable number.

222300310212 is an abundant number, since it is smaller than the sum of its proper divisors (382764440988).

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

222300310212 is a wasteful number, since it uses less digits than its factorization.

222300310212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6156625 (or 6156620 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

Adding to 222300310212 its reverse (212013003222), we get a palindrome (434313313434).

The spelling of 222300310212 in words is "two hundred twenty-two billion, three hundred million, three hundred ten thousand, two hundred twelve".