22123110405 has 64 divisors (see below), whose sum is σ = 38997116928. Its totient is φ = 10620706560.

The previous prime is 22123110403. The next prime is 22123110409. The reversal of 22123110405 is 50401132122.

It is not a de Polignac number, because 22123110405 - 2¹ = 22123110403 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22123110403) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 7796647 + ... + 7799483.

It is an arithmetic number, because the mean of its divisors is an integer number (609329952).

Almost surely, 2^22123110405 is an apocalyptic number.

It is an amenable number.

22123110405 is a deficient number, since it is larger than the sum of its proper divisors (16874006523).

22123110405 is a wasteful number, since it uses less digits than its factorization.

22123110405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3306.

The product of its (nonzero) digits is 480, while the sum is 21.

Adding to 22123110405 its reverse (50401132122), we get a palindrome (72524242527).

The spelling of 22123110405 in words is "twenty-two billion, one hundred twenty-three million, one hundred ten thousand, four hundred five".