22111455411123 has 96 divisors (see below), whose sum is σ = 33176704204800. Its totient is φ = 13083671622528.

The previous prime is 22111455410977. The next prime is 22111455411187. The reversal of 22111455411123 is 32111455411122.

It is a happy number.

It is not a de Polignac number, because 22111455411123 - 2¹³ = 22111455402931 is a prime.

It is a super-2 number, since 2×22111455411123² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (22111455411523) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 2849777718 + ... + 2849785476.

It is an arithmetic number, because the mean of its divisors is an integer number (345590668800).

Almost surely, 2^{22111455411123} is an apocalyptic number.

22111455411123 is a deficient number, since it is larger than the sum of its proper divisors (11065248793677).

22111455411123 is a wasteful number, since it uses less digits than its factorization.

22111455411123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9921 (or 9908 counting only the distinct ones).

The product of its digits is 9600, while the sum is 33.

Subtracting 22111455411123 from its reverse (32111455411122), we obtain a palindrome (9999999999999).

The spelling of 22111455411123 in words is "twenty-two trillion, one hundred eleven billion, four hundred fifty-five million, four hundred eleven thousand, one hundred twenty-three".