2112222111019 has 2 divisors, whose sum is σ = 2112222111020. Its totient is φ = 2112222111018.

The previous prime is 2112222110989. The next prime is 2112222111059. The reversal of 2112222111019 is 9101112222112.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2112222111019 - 2⁷ = 2112222110891 is a prime.

It is a super-2 number, since 2×2112222111019² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2112222110984 and 2112222111002.

It is not a weakly prime, because it can be changed into another prime (2112222111059) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1056111055509 + 1056111055510.

It is an arithmetic number, because the mean of its divisors is an integer number (1056111055510).

Almost surely, 2^{2112222111019} is an apocalyptic number.

2112222111019 is a deficient number, since it is larger than the sum of its proper divisors (1).

2112222111019 is an equidigital number, since it uses as much as digits as its factorization.

2112222111019 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 288, while the sum is 25.

The spelling of 2112222111019 in words is "two trillion, one hundred twelve billion, two hundred twenty-two million, one hundred eleven thousand, nineteen".