1100231203243 has 2 divisors, whose sum is σ = 1100231203244. Its totient is φ = 1100231203242.

The previous prime is 1100231203199. The next prime is 1100231203249. The reversal of 1100231203243 is 3423021320011.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1100231203243 - 2²¹ = 1100229106091 is a prime.

It is not a weakly prime, because it can be changed into another prime (1100231203249) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 550115601621 + 550115601622.

It is an arithmetic number, because the mean of its divisors is an integer number (550115601622).

Almost surely, 2^{1100231203243} is an apocalyptic number.

1100231203243 is a deficient number, since it is larger than the sum of its proper divisors (1).

1100231203243 is an equidigital number, since it uses as much as digits as its factorization.

1100231203243 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 1100231203243 its reverse (3423021320011), we get a palindrome (4523252523254).

The spelling of 1100231203243 in words is "one trillion, one hundred billion, two hundred thirty-one million, two hundred three thousand, two hundred forty-three".