43424111011219 has 2 divisors, whose sum is σ = 43424111011220. Its totient is φ = 43424111011218.

The previous prime is 43424111011217. The next prime is 43424111011243. The reversal of 43424111011219 is 91211011142434.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 43424111011219 - 2¹ = 43424111011217 is a prime.

It is a super-2 number, since 2×43424111011219² (a number of 28 digits) contains 22 as substring.

Together with 43424111011217, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (43424111011217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21712055505609 + 21712055505610.

It is an arithmetic number, because the mean of its divisors is an integer number (21712055505610).

Almost surely, 2^{43424111011219} is an apocalyptic number.

43424111011219 is a deficient number, since it is larger than the sum of its proper divisors (1).

43424111011219 is an equidigital number, since it uses as much as digits as its factorization.

43424111011219 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6912, while the sum is 34.

The spelling of 43424111011219 in words is "forty-three trillion, four hundred twenty-four billion, one hundred eleven million, eleven thousand, two hundred nineteen".