1131224442043 has 2 divisors, whose sum is σ = 1131224442044. Its totient is φ = 1131224442042.

The previous prime is 1131224441983. The next prime is 1131224442059. The reversal of 1131224442043 is 3402444221311.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1131224442043 - 2⁹ = 1131224441531 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1131224441996 and 1131224442014.

It is not a weakly prime, because it can be changed into another prime (1131224442083) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 565612221021 + 565612221022.

It is an arithmetic number, because the mean of its divisors is an integer number (565612221022).

Almost surely, 2^{1131224442043} is an apocalyptic number.

1131224442043 is a deficient number, since it is larger than the sum of its proper divisors (1).

1131224442043 is an equidigital number, since it uses as much as digits as its factorization.

1131224442043 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18432, while the sum is 31.

Adding to 1131224442043 its reverse (3402444221311), we get a palindrome (4533668663354).

The spelling of 1131224442043 in words is "one trillion, one hundred thirty-one billion, two hundred twenty-four million, four hundred forty-two thousand, forty-three".