12212120200022 has 16 divisors (see below), whose sum is σ = 19439503006032. Its totient is φ = 5733907445760.

The previous prime is 12212120199997. The next prime is 12212120200051. The reversal of 12212120200022 is 22000202121221.

It is a happy number.

12212120200022 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (17).

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, 405379979 + ... + 405410102.

It is an arithmetic number, because the mean of its divisors is an integer number (1214968937877).

Almost surely, 2^{12212120200022} is an apocalyptic number.

12212120200022 is a deficient number, since it is larger than the sum of its proper divisors (7227382806010).

12212120200022 is a wasteful number, since it uses less digits than its factorization.

12212120200022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 810790543.

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

Adding to 12212120200022 its reverse (22000202121221), we get a palindrome (34212322321243).

The spelling of 12212120200022 in words is "twelve trillion, two hundred twelve billion, one hundred twenty million, two hundred thousand, twenty-two".