22202212230012 has 12 divisors (see below), whose sum is σ = 51805161870056. Its totient is φ = 7400737410000.

The previous prime is 22202212229933. The next prime is 22202212230013. The reversal of 22202212230012 is 21003221220222.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22202212230013) by changing a digit.

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, 925092176239 + ... + 925092176262.

Almost surely, 2^{22202212230012} is an apocalyptic number.

It is an amenable number.

22202212230012 is an abundant number, since it is smaller than the sum of its proper divisors (29602949640044).

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

22202212230012 is a wasteful number, since it uses less digits than its factorization.

22202212230012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1850184352508 (or 1850184352506 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 21.

Adding to 22202212230012 its reverse (21003221220222), we get a palindrome (43205433450234).

The spelling of 22202212230012 in words is "twenty-two trillion, two hundred two billion, two hundred twelve million, two hundred thirty thousand, twelve".