1101109999993 has 2 divisors, whose sum is σ = 1101109999994. Its totient is φ = 1101109999992.

The previous prime is 1101109999921. The next prime is 1101110000009. The reversal of 1101109999993 is 3999999011011.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 787244503824 + 313865496169 = 887268^2 + 560237^2 .

It is an emirp because it is prime and its reverse (3999999011011) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1101109999993 is a prime.

It is not a weakly prime, because it can be changed into another prime (1101109997993) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 550554999996 + 550554999997.

It is an arithmetic number, because the mean of its divisors is an integer number (550554999997).

Almost surely, 2^{1101109999993} is an apocalyptic number.

It is an amenable number.

1101109999993 is a deficient number, since it is larger than the sum of its proper divisors (1).

1101109999993 is an equidigital number, since it uses as much as digits as its factorization.

1101109999993 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1594323, while the sum is 61.

The spelling of 1101109999993 in words is "one trillion, one hundred one billion, one hundred nine million, nine hundred ninety-nine thousand, nine hundred ninety-three".