12210020012222 has 8 divisors (see below), whose sum is σ = 19111335671376. Its totient is φ = 5839574788432.

The previous prime is 12210020012189. The next prime is 12210020012243. The reversal of 12210020012222 is 22221002001221.

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 12210020012222.

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, 132717608783 + ... + 132717608874.

It is an arithmetic number, because the mean of its divisors is an integer number (2388916958922).

Almost surely, 2^{12210020012222} is an apocalyptic number.

12210020012222 is a deficient number, since it is larger than the sum of its proper divisors (6901315659154).

12210020012222 is a wasteful number, since it uses less digits than its factorization.

12210020012222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 265435217682.

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

Adding to 12210020012222 its reverse (22221002001221), we get a palindrome (34431022013443).

The spelling of 12210020012222 in words is "twelve trillion, two hundred ten billion, twenty million, twelve thousand, two hundred twenty-two".