1110233019991 has 2 divisors, whose sum is σ = 1110233019992. Its totient is φ = 1110233019990.

The previous prime is 1110233019899. The next prime is 1110233020021. The reversal of 1110233019991 is 1999103320111.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1110233019991 - 2⁹ = 1110233019479 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1110233017991) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 555116509995 + 555116509996.

It is an arithmetic number, because the mean of its divisors is an integer number (555116509996).

Almost surely, 2^{1110233019991} is an apocalyptic number.

1110233019991 is a deficient number, since it is larger than the sum of its proper divisors (1).

1110233019991 is an equidigital number, since it uses as much as digits as its factorization.

1110233019991 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13122, while the sum is 40.

The spelling of 1110233019991 in words is "one trillion, one hundred ten billion, two hundred thirty-three million, nineteen thousand, nine hundred ninety-one".