243013110103 has 2 divisors, whose sum is σ = 243013110104. Its totient is φ = 243013110102.

The previous prime is 243013110031. The next prime is 243013110133. The reversal of 243013110103 is 301011310342.

Together with previous prime (243013110031) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 243013110103 - 2²⁹ = 242476239191 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (243013110133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 121506555051 + 121506555052.

It is an arithmetic number, because the mean of its divisors is an integer number (121506555052).

Almost surely, 2^243013110103 is an apocalyptic number.

243013110103 is a deficient number, since it is larger than the sum of its proper divisors (1).

243013110103 is an equidigital number, since it uses as much as digits as its factorization.

243013110103 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 243013110103 its reverse (301011310342), we get a palindrome (544024420445).

The spelling of 243013110103 in words is "two hundred forty-three billion, thirteen million, one hundred ten thousand, one hundred three".