22202212210012 has 12 divisors (see below), whose sum is σ = 38918735931600. Its totient is φ = 11082573372416.

The previous prime is 22202212209977. The next prime is 22202212210019. The reversal of 22202212210012 is 21001221220222.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22202212210019) 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, 4633180453 + ... + 4633185244.

It is an arithmetic number, because the mean of its divisors is an integer number (3243227994300).

Almost surely, 2^{22202212210012} is an apocalyptic number.

It is an amenable number.

22202212210012 is a deficient number, since it is larger than the sum of its proper divisors (16716523721588).

22202212210012 is a wasteful number, since it uses less digits than its factorization.

22202212210012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9266366300 (or 9266366298 counting only the distinct ones).

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

Adding to 22202212210012 its reverse (21001221220222), we get a palindrome (43203433430234).

The spelling of 22202212210012 in words is "twenty-two trillion, two hundred two billion, two hundred twelve million, two hundred ten thousand, twelve".