4223140021819 has 2 divisors, whose sum is σ = 4223140021820. Its totient is φ = 4223140021818.

The previous prime is 4223140021817. The next prime is 4223140021823. The reversal of 4223140021819 is 9181200413224.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4223140021819 - 2¹ = 4223140021817 is a prime.

It is a super-2 number, since 2×4223140021819² (a number of 26 digits) contains 22 as substring.

Together with 4223140021817, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (4223140021817) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2111570010909 + 2111570010910.

It is an arithmetic number, because the mean of its divisors is an integer number (2111570010910).

Almost surely, 2^{4223140021819} is an apocalyptic number.

4223140021819 is a deficient number, since it is larger than the sum of its proper divisors (1).

4223140021819 is an equidigital number, since it uses as much as digits as its factorization.

4223140021819 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 27648, while the sum is 37.

The spelling of 4223140021819 in words is "four trillion, two hundred twenty-three billion, one hundred forty million, twenty-one thousand, eight hundred nineteen".