12224142111140 has 48 divisors (see below), whose sum is σ = 26636300230512. Its totient is φ = 4708457496576.

The previous prime is 12224142111121. The next prime is 12224142111163. The reversal of 12224142111140 is 4111124142221.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 217820090944 + 12006322020196 = 466712^2 + 3465014^2 .

It is a super-2 number, since 2×12224142111140² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 85078277 + ... + 85221836.

It is an arithmetic number, because the mean of its divisors is an integer number (554922921469).

Almost surely, 2^{12224142111140} is an apocalyptic number.

12224142111140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12224142111140 is an abundant number, since it is smaller than the sum of its proper divisors (14412158119372).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12224142111140 is a wasteful number, since it uses less digits than its factorization.

12224142111140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 170300256 (or 170300254 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 26.

Adding to 12224142111140 its reverse (4111124142221), we get a palindrome (16335266253361).

The spelling of 12224142111140 in words is "twelve trillion, two hundred twenty-four billion, one hundred forty-two million, one hundred eleven thousand, one hundred forty".