212211110002222 has 8 divisors (see below), whose sum is σ = 318341239786656. Its totient is φ = 106097363406672.

The previous prime is 212211110002103. The next prime is 212211110002261. The reversal of 212211110002222 is 222200011112212.

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 212211110002222.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4095764838 + ... + 4095816649.

It is an arithmetic number, because the mean of its divisors is an integer number (39792654973332).

Almost surely, 2^{212211110002222} is an apocalyptic number.

212211110002222 is a deficient number, since it is larger than the sum of its proper divisors (106130129784434).

212211110002222 is a wasteful number, since it uses less digits than its factorization.

212211110002222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8191594442.

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 212211110002222 its reverse (222200011112212), we get a palindrome (434411121114434).

The spelling of 212211110002222 in words is "two hundred twelve trillion, two hundred eleven billion, one hundred ten million, two thousand, two hundred twenty-two".