42111122219 has 2 divisors, whose sum is σ = 42111122220. Its totient is φ = 42111122218.

The previous prime is 42111122213. The next prime is 42111122267. The reversal of 42111122219 is 91222111124.

42111122219 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 42111122219 - 2¹² = 42111118123 is a prime.

It is a super-2 number, since 2×42111122219² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (42111122213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21055561109 + 21055561110.

It is an arithmetic number, because the mean of its divisors is an integer number (21055561110).

Almost surely, 2^42111122219 is an apocalyptic number.

42111122219 is a deficient number, since it is larger than the sum of its proper divisors (1).

42111122219 is an equidigital number, since it uses as much as digits as its factorization.

42111122219 is an evil number, because the sum of its binary digits is even.

The product of its digits is 576, while the sum is 26.

The spelling of 42111122219 in words is "forty-two billion, one hundred eleven million, one hundred twenty-two thousand, two hundred nineteen".