4321000219 has 2 divisors, whose sum is σ = 4321000220. Its totient is φ = 4321000218.

The previous prime is 4321000207. The next prime is 4321000241. The reversal of 4321000219 is 9120001234.

It is an a-pointer prime, because the next prime (4321000241) can be obtained adding 4321000219 to its sum of digits (22).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4321000219 - 2⁷ = 4321000091 is a prime.

It is a super-2 number, since 2×4321000219² = 37342085785196095922, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 4321000219.

It is not a weakly prime, because it can be changed into another prime (4321001219) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2160500109 + 2160500110.

It is an arithmetic number, because the mean of its divisors is an integer number (2160500110).

Almost surely, 2^4321000219 is an apocalyptic number.

4321000219 is a deficient number, since it is larger than the sum of its proper divisors (1).

4321000219 is an equidigital number, since it uses as much as digits as its factorization.

4321000219 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 432, while the sum is 22.

The square root of 4321000219 is about 65734.3153839758. The cubic root of 4321000219 is about 1628.7762552608.

The spelling of 4321000219 in words is "four billion, three hundred twenty-one million, two hundred nineteen", and thus it is an aban number.