1110011191123 has 2 divisors, whose sum is σ = 1110011191124. Its totient is φ = 1110011191122.

The previous prime is 1110011191097. The next prime is 1110011191139. The reversal of 1110011191123 is 3211911100111.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1110011191123 is a prime.

It is a super-3 number, since 3×1110011191123³ (a number of 37 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a junction number, because it is equal to n+sod(n) for n = 1110011191094 and 1110011191103.

It is not a weakly prime, because it can be changed into another prime (1110011101123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 555005595561 + 555005595562.

It is an arithmetic number, because the mean of its divisors is an integer number (555005595562).

Almost surely, 2^{1110011191123} is an apocalyptic number.

1110011191123 is a deficient number, since it is larger than the sum of its proper divisors (1).

1110011191123 is an equidigital number, since it uses as much as digits as its factorization.

1110011191123 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 54, while the sum is 22.

Adding to 1110011191123 its reverse (3211911100111), we get a palindrome (4321922291234).

The spelling of 1110011191123 in words is "one trillion, one hundred ten billion, eleven million, one hundred ninety-one thousand, one hundred twenty-three".