222123122103 has 16 divisors (see below), whose sum is σ = 314665326720. Its totient is φ = 138977178336.

The previous prime is 222123122099. The next prime is 222123122131. The reversal of 222123122103 is 301221321222.

It is not a de Polignac number, because 222123122103 - 2² = 222123122099 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 222123122103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222123122503) 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, 18203700 + ... + 18215897.

It is an arithmetic number, because the mean of its divisors is an integer number (19666582920).

Almost surely, 2^222123122103 is an apocalyptic number.

222123122103 is a deficient number, since it is larger than the sum of its proper divisors (92542204617).

222123122103 is a wasteful number, since it uses less digits than its factorization.

222123122103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36419726.

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 222123122103 its reverse (301221321222), we get a palindrome (523344443325).

The spelling of 222123122103 in words is "two hundred twenty-two billion, one hundred twenty-three million, one hundred twenty-two thousand, one hundred three".