212200100222 has 32 divisors (see below), whose sum is σ = 366920340480. Its totient is φ = 91093036320.

The previous prime is 212200100207. The next prime is 212200100257. The reversal of 212200100222 is 222001002212.

It is a junction number, because it is equal to n+sod(n) for n = 212200100197 and 212200100206.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2614253 + ... + 2694200.

It is an arithmetic number, because the mean of its divisors is an integer number (11466260640).

Almost surely, 2^212200100222 is an apocalyptic number.

212200100222 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

212200100222 is a deficient number, since it is larger than the sum of its proper divisors (154720240258).

212200100222 is a wasteful number, since it uses less digits than its factorization.

212200100222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5308568.

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 212200100222 its reverse (222001002212), we get a palindrome (434201102434).

The spelling of 212200100222 in words is "two hundred twelve billion, two hundred million, one hundred thousand, two hundred twenty-two".