212200112222 has 8 divisors (see below), whose sum is σ = 363771620976. Its totient is φ = 90942905232.

The previous prime is 212200112209. The next prime is 212200112227. The reversal of 212200112222 is 222211002212.

It is a happy number.

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

It is a self number, because there is not a number n which added to its sum of digits gives 212200112222.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212200112227) 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, 7578575423 + ... + 7578575450.

It is an arithmetic number, because the mean of its divisors is an integer number (45471452622).

Almost surely, 2^212200112222 is an apocalyptic number.

212200112222 is a deficient number, since it is larger than the sum of its proper divisors (151571508754).

212200112222 is a wasteful number, since it uses less digits than its factorization.

212200112222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15157150882.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 212200112222 its reverse (222211002212), we get a palindrome (434411114434).

The spelling of 212200112222 in words is "two hundred twelve billion, two hundred million, one hundred twelve thousand, two hundred twenty-two".