12202212012222 has 64 divisors (see below), whose sum is σ = 24827382720000. Its totient is φ = 3997533855744.

The previous prime is 12202212012209. The next prime is 12202212012223. The reversal of 12202212012222 is 22221021220221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12202212012223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 118436143 + ... + 118539125.

It is an arithmetic number, because the mean of its divisors is an integer number (387927855000).

Almost surely, 2^{12202212012222} is an apocalyptic number.

12202212012222 is an abundant number, since it is smaller than the sum of its proper divisors (12625170707778).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12202212012222 is a wasteful number, since it uses less digits than its factorization.

12202212012222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104497.

The product of its (nonzero) digits is 512, while the sum is 21.

Adding to 12202212012222 its reverse (22221021220221), we get a palindrome (34423233232443).

The spelling of 12202212012222 in words is "twelve trillion, two hundred two billion, two hundred twelve million, twelve thousand, two hundred twenty-two".