2110111300019 has 2 divisors, whose sum is σ = 2110111300020. Its totient is φ = 2110111300018.

The previous prime is 2110111299997. The next prime is 2110111300079. The reversal of 2110111300019 is 9100031110112.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2110111300019 is a prime.

It is a super-2 number, since 2×2110111300019² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2110111300079) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1055055650009 + 1055055650010.

It is an arithmetic number, because the mean of its divisors is an integer number (1055055650010).

Almost surely, 2^{2110111300019} is an apocalyptic number.

2110111300019 is a deficient number, since it is larger than the sum of its proper divisors (1).

2110111300019 is an equidigital number, since it uses as much as digits as its factorization.

2110111300019 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 54, while the sum is 20.

The spelling of 2110111300019 in words is "two trillion, one hundred ten billion, one hundred eleven million, three hundred thousand, nineteen".