22112212002002 has 16 divisors (see below), whose sum is σ = 33782357275200. Its totient is φ = 10852786242480.

The previous prime is 22112212001993. The next prime is 22112212002007. The reversal of 22112212002002 is 20020021221122.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (22112212002007) 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 7 ways as a sum of consecutive naturals, for example, 339967052 + ... + 340032087.

It is an arithmetic number, because the mean of its divisors is an integer number (2111397329700).

Almost surely, 2^{22112212002002} is an apocalyptic number.

22112212002002 is a deficient number, since it is larger than the sum of its proper divisors (11670145273198).

22112212002002 is a wasteful number, since it uses less digits than its factorization.

22112212002002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 679999441.

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

Adding to 22112212002002 its reverse (20020021221122), we get a palindrome (42132233223124).

The spelling of 22112212002002 in words is "twenty-two trillion, one hundred twelve billion, two hundred twelve million, two thousand, two".