212120100202222 has 16 divisors (see below), whose sum is σ = 328930922905200. Its totient is φ = 102523924013760.

The previous prime is 212120100202193. The next prime is 212120100202247. The reversal of 212120100202222 is 222202001021212.

It is a self number, because there is not a number n which added to its sum of digits gives 212120100202222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11866185972 + ... + 11866203847.

It is an arithmetic number, because the mean of its divisors is an integer number (20558182681575).

Almost surely, 2^{212120100202222} is an apocalyptic number.

212120100202222 is a deficient number, since it is larger than the sum of its proper divisors (116810822702978).

212120100202222 is a wasteful number, since it uses less digits than its factorization.

212120100202222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23732389971.

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 212120100202222 its reverse (222202001021212), we get a palindrome (434322101223434).

The spelling of 212120100202222 in words is "two hundred twelve trillion, one hundred twenty billion, one hundred million, two hundred two thousand, two hundred twenty-two".