22110112019 has 2 divisors, whose sum is σ = 22110112020. Its totient is φ = 22110112018.

The previous prime is 22110112007. The next prime is 22110112039. The reversal of 22110112019 is 91021101122.

It is an a-pointer prime, because the next prime (22110112039) can be obtained adding 22110112019 to its sum of digits (20).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22110112019 - 2¹² = 22110107923 is a prime.

It is a super-2 number, since 2×22110112019² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (22110112039) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11055056009 + 11055056010.

It is an arithmetic number, because the mean of its divisors is an integer number (11055056010).

Almost surely, 2^22110112019 is an apocalyptic number.

22110112019 is a deficient number, since it is larger than the sum of its proper divisors (1).

22110112019 is an equidigital number, since it uses as much as digits as its factorization.

22110112019 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72, while the sum is 20.

The spelling of 22110112019 in words is "twenty-two billion, one hundred ten million, one hundred twelve thousand, nineteen".