22004214123 has 4 divisors (see below), whose sum is σ = 29338952168. Its totient is φ = 14669476080.

The previous prime is 22004214121. The next prime is 22004214217. The reversal of 22004214123 is 32141240022.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 22004214123 - 2¹ = 22004214121 is a prime.

It is a Duffinian number.

It is a zygodrome in base 15.

It is a self number, because there is not a number n which added to its sum of digits gives 22004214123.

It is not an unprimeable number, because it can be changed into a prime (22004214121) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3667369018 + ... + 3667369023.

It is an arithmetic number, because the mean of its divisors is an integer number (7334738042).

Almost surely, 2^22004214123 is an apocalyptic number.

22004214123 is a deficient number, since it is larger than the sum of its proper divisors (7334738045).

22004214123 is an equidigital number, since it uses as much as digits as its factorization.

22004214123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7334738044.

The product of its (nonzero) digits is 768, while the sum is 21.

Adding to 22004214123 its reverse (32141240022), we get a palindrome (54145454145).

The spelling of 22004214123 in words is "twenty-two billion, four million, two hundred fourteen thousand, one hundred twenty-three".