243102112259 has 2 divisors, whose sum is σ = 243102112260. Its totient is φ = 243102112258.

The previous prime is 243102112243. The next prime is 243102112291. The reversal of 243102112259 is 952211201342.

It is an a-pointer prime, because the next prime (243102112291) can be obtained adding 243102112259 to its sum of digits (32).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 243102112259 - 2⁴ = 243102112243 is a prime.

It is not a weakly prime, because it can be changed into another prime (243102117259) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 121551056129 + 121551056130.

It is an arithmetic number, because the mean of its divisors is an integer number (121551056130).

Almost surely, 2^243102112259 is an apocalyptic number.

243102112259 is a deficient number, since it is larger than the sum of its proper divisors (1).

243102112259 is an equidigital number, since it uses as much as digits as its factorization.

243102112259 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8640, while the sum is 32.

The spelling of 243102112259 in words is "two hundred forty-three billion, one hundred two million, one hundred twelve thousand, two hundred fifty-nine".