22112221102102 has 16 divisors (see below), whose sum is σ = 33591038794560. Its totient is φ = 10915231961088.

The previous prime is 22112221102087. The next prime is 22112221102211. The reversal of 22112221102102 is 20120112221122.

It is a self number, because there is not a number n which added to its sum of digits gives 22112221102102.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4080933 + ... + 7802464.

It is an arithmetic number, because the mean of its divisors is an integer number (2099439924660).

Almost surely, 2^{22112221102102} is an apocalyptic number.

22112221102102 is a deficient number, since it is larger than the sum of its proper divisors (11478817692458).

22112221102102 is a wasteful number, since it uses less digits than its factorization.

22112221102102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11895255.

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 22112221102102 its reverse (20120112221122), we get a palindrome (42232333323224).

The spelling of 22112221102102 in words is "twenty-two trillion, one hundred twelve billion, two hundred twenty-one million, one hundred two thousand, one hundred two".