1130321321243 has 2 divisors, whose sum is σ = 1130321321244. Its totient is φ = 1130321321242.

The previous prime is 1130321321209. The next prime is 1130321321293. The reversal of 1130321321243 is 3421231230311.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1130321321243 - 2²⁴ = 1130304544027 is a prime.

It is not a weakly prime, because it can be changed into another prime (1130321321293) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 565160660621 + 565160660622.

It is an arithmetic number, because the mean of its divisors is an integer number (565160660622).

Almost surely, 2^{1130321321243} is an apocalyptic number.

1130321321243 is a deficient number, since it is larger than the sum of its proper divisors (1).

1130321321243 is an equidigital number, since it uses as much as digits as its factorization.

1130321321243 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2592, while the sum is 26.

Adding to 1130321321243 its reverse (3421231230311), we get a palindrome (4551552551554).

The spelling of 1130321321243 in words is "one trillion, one hundred thirty billion, three hundred twenty-one million, three hundred twenty-one thousand, two hundred forty-three".