12442203043 has 2 divisors, whose sum is σ = 12442203044. Its totient is φ = 12442203042.

The previous prime is 12442203017. The next prime is 12442203061. The reversal of 12442203043 is 34030224421.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12442203043 - 2²¹ = 12440105891 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12442202999 and 12442203017.

It is not a weakly prime, because it can be changed into another prime (12442203343) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6221101521 + 6221101522.

It is an arithmetic number, because the mean of its divisors is an integer number (6221101522).

Almost surely, 2^12442203043 is an apocalyptic number.

12442203043 is a deficient number, since it is larger than the sum of its proper divisors (1).

12442203043 is an equidigital number, since it uses as much as digits as its factorization.

12442203043 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4608, while the sum is 25.

Adding to 12442203043 its reverse (34030224421), we get a palindrome (46472427464).

The spelling of 12442203043 in words is "twelve billion, four hundred forty-two million, two hundred three thousand, forty-three".