243043132112219 has 2 divisors, whose sum is σ = 243043132112220. Its totient is φ = 243043132112218.

The previous prime is 243043132112101. The next prime is 243043132112233. The reversal of 243043132112219 is 912211231340342.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 243043132112219 - 2⁴⁴ = 225450946067803 is a prime.

It is a super-2 number, since 2×243043132112219² (a number of 30 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (243043132112519) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 121521566056109 + 121521566056110.

It is an arithmetic number, because the mean of its divisors is an integer number (121521566056110).

Almost surely, 2^{243043132112219} is an apocalyptic number.

243043132112219 is a deficient number, since it is larger than the sum of its proper divisors (1).

243043132112219 is an equidigital number, since it uses as much as digits as its factorization.

243043132112219 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 62208, while the sum is 38.

The spelling of 243043132112219 in words is "two hundred forty-three trillion, forty-three billion, one hundred thirty-two million, one hundred twelve thousand, two hundred nineteen".