22102221221103 has 16 divisors (see below), whose sum is σ = 29974556908800. Its totient is φ = 14484134041344.

The previous prime is 22102221221083. The next prime is 22102221221149. The reversal of 22102221221103 is 30112212220122.

It is not a de Polignac number, because 22102221221103 - 2⁶ = 22102221221039 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 22102221221103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22102221221203) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 222975426 + ... + 223074527.

It is an arithmetic number, because the mean of its divisors is an integer number (1873409806800).

Almost surely, 2^{22102221221103} is an apocalyptic number.

22102221221103 is a deficient number, since it is larger than the sum of its proper divisors (7872335687697).

22102221221103 is a wasteful number, since it uses less digits than its factorization.

22102221221103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 446050238.

The product of its (nonzero) digits is 384, while the sum is 21.

Adding to 22102221221103 its reverse (30112212220122), we get a palindrome (52214433441225).

The spelling of 22102221221103 in words is "twenty-two trillion, one hundred two billion, two hundred twenty-one million, two hundred twenty-one thousand, one hundred three".