12422242644143 has 8 divisors (see below), whose sum is σ = 12608055553968. Its totient is φ = 12236441684544.

The previous prime is 12422242644137. The next prime is 12422242644211. The reversal of 12422242644143 is 34144624222421.

12422242644143 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 12422242644143 - 2⁴² = 8024196133039 is a prime.

It is a super-2 number, since 2×12422242644143² (a number of 27 digits) contains 22 as substring.

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 12422242644143.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12422242644043) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 881996 + ... + 5061857.

It is an arithmetic number, because the mean of its divisors is an integer number (1576006944246).

Almost surely, 2^{12422242644143} is an apocalyptic number.

12422242644143 is a deficient number, since it is larger than the sum of its proper divisors (185812909825).

12422242644143 is an equidigital number, since it uses as much as digits as its factorization.

12422242644143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5975113.

The product of its digits is 589824, while the sum is 41.

Adding to 12422242644143 its reverse (34144624222421), we get a palindrome (46566866866564).

The spelling of 12422242644143 in words is "twelve trillion, four hundred twenty-two billion, two hundred forty-two million, six hundred forty-four thousand, one hundred forty-three".