2111340019 has 2 divisors, whose sum is σ = 2111340020. Its totient is φ = 2111340018.

The previous prime is 2111339999. The next prime is 2111340029. The reversal of 2111340019 is 9100431112.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2111340019 - 2²¹ = 2109242867 is a prime.

It is a super-2 number, since 2×2111340019² = 8915513351661840722, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2111340029) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1055670009 + 1055670010.

It is an arithmetic number, because the mean of its divisors is an integer number (1055670010).

Almost surely, 2^2111340019 is an apocalyptic number.

2111340019 is a deficient number, since it is larger than the sum of its proper divisors (1).

2111340019 is an equidigital number, since it uses as much as digits as its factorization.

2111340019 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 216, while the sum is 22.

The square root of 2111340019 is about 45949.3201146655. The cubic root of 2111340019 is about 1282.8800746588.

The spelling of 2111340019 in words is "two billion, one hundred eleven million, three hundred forty thousand, nineteen".