84282222919 has 2 divisors, whose sum is σ = 84282222920. Its totient is φ = 84282222918.

The previous prime is 84282222917. The next prime is 84282222961. The reversal of 84282222919 is 91922228248.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 84282222919 - 2¹ = 84282222917 is a prime.

It is a super-3 number, since 3×84282222919³ (a number of 34 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

Together with 84282222917, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (84282222917) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42141111459 + 42141111460.

It is an arithmetic number, because the mean of its divisors is an integer number (42141111460).

Almost surely, 2^84282222919 is an apocalyptic number.

84282222919 is a deficient number, since it is larger than the sum of its proper divisors (1).

84282222919 is an equidigital number, since it uses as much as digits as its factorization.

84282222919 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 663552, while the sum is 49.

The spelling of 84282222919 in words is "eighty-four billion, two hundred eighty-two million, two hundred twenty-two thousand, nine hundred nineteen".