4043220243019 has 2 divisors, whose sum is σ = 4043220243020. Its totient is φ = 4043220243018.

The previous prime is 4043220242989. The next prime is 4043220243089. The reversal of 4043220243019 is 9103420223404.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4043220243019 - 2⁵ = 4043220242987 is a prime.

It is a super-2 number, since 2×4043220243019² (a number of 26 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (4043220243089) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2021610121509 + 2021610121510.

It is an arithmetic number, because the mean of its divisors is an integer number (2021610121510).

Almost surely, 2^{4043220243019} is an apocalyptic number.

4043220243019 is a deficient number, since it is larger than the sum of its proper divisors (1).

4043220243019 is an equidigital number, since it uses as much as digits as its factorization.

4043220243019 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 41472, while the sum is 34.

The spelling of 4043220243019 in words is "four trillion, forty-three billion, two hundred twenty million, two hundred forty-three thousand, nineteen".