212101110222 has 8 divisors (see below), whose sum is σ = 424202220456. Its totient is φ = 70700370072.

The previous prime is 212101110217. The next prime is 212101110233. The reversal of 212101110222 is 222011101212.

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

212101110222 is an admirable number.

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, 17675092513 + ... + 17675092524.

It is an arithmetic number, because the mean of its divisors is an integer number (53025277557).

Almost surely, 2^212101110222 is an apocalyptic number.

212101110222 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

212101110222 is a wasteful number, since it uses less digits than its factorization.

212101110222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35350185042.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 212101110222 its reverse (222011101212), we get a palindrome (434112211434).

The spelling of 212101110222 in words is "two hundred twelve billion, one hundred one million, one hundred ten thousand, two hundred twenty-two".