11110110091819 has 2 divisors, whose sum is σ = 11110110091820. Its totient is φ = 11110110091818.

The previous prime is 11110110091763. The next prime is 11110110091823. The reversal of 11110110091819 is 91819001101111.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11110110091819 - 2³⁹ = 10560354277931 is a prime.

It is a super-2 number, since 2×11110110091819² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (11110110092819) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5555055045909 + 5555055045910.

It is an arithmetic number, because the mean of its divisors is an integer number (5555055045910).

Almost surely, 2^{11110110091819} is an apocalyptic number.

11110110091819 is a deficient number, since it is larger than the sum of its proper divisors (1).

11110110091819 is an equidigital number, since it uses as much as digits as its factorization.

11110110091819 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 648, while the sum is 34.

The spelling of 11110110091819 in words is "eleven trillion, one hundred ten billion, one hundred ten million, ninety-one thousand, eight hundred nineteen".