12212221200022 has 8 divisors (see below), whose sum is σ = 18318684957696. Its totient is φ = 6105992880792.

The previous prime is 12212221200017. The next prime is 12212221200043. The reversal of 12212221200022 is 22000212221221.

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

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, 58729878 + ... + 58937449.

It is an arithmetic number, because the mean of its divisors is an integer number (2289835619712).

Almost surely, 2^{12212221200022} is an apocalyptic number.

12212221200022 is a deficient number, since it is larger than the sum of its proper divisors (6106463757674).

12212221200022 is a wasteful number, since it uses less digits than its factorization.

12212221200022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 117719222.

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

Adding to 12212221200022 its reverse (22000212221221), we get a palindrome (34212433421243).

The spelling of 12212221200022 in words is "twelve trillion, two hundred twelve billion, two hundred twenty-one million, two hundred thousand, twenty-two".