12422143454511 has 16 divisors (see below), whose sum is σ = 19168587852800. Its totient is φ = 7008514931808.

The previous prime is 12422143454507. The next prime is 12422143454533. The reversal of 12422143454511 is 11545434122421.

It is a happy number.

12422143454511 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 12422143454511 - 2² = 12422143454507 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 12422143454511.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12422143454561) 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, 3743863156 + ... + 3743866473.

It is an arithmetic number, because the mean of its divisors is an integer number (1198036740800).

Almost surely, 2^{12422143454511} is an apocalyptic number.

12422143454511 is a deficient number, since it is larger than the sum of its proper divisors (6746444398289).

12422143454511 is an equidigital number, since it uses as much as digits as its factorization.

12422143454511 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7487729718.

The product of its digits is 153600, while the sum is 39.

Adding to 12422143454511 its reverse (11545434122421), we get a palindrome (23967577576932).

The spelling of 12422143454511 in words is "twelve trillion, four hundred twenty-two billion, one hundred forty-three million, four hundred fifty-four thousand, five hundred eleven".