11111010001109 has 2 divisors, whose sum is σ = 11111010001110. Its totient is φ = 11111010001108.

The previous prime is 11111010001079. The next prime is 11111010001139. The reversal of 11111010001109 is 90110001011111.

It is a balanced prime because it is at equal distance from previous prime (11111010001079) and next prime (11111010001139).

It can be written as a sum of positive squares in only one way, i.e., 10304421002500 + 806588998609 = 3210050^2 + 898103^2 .

It is a cyclic number.

It is not a de Polignac number, because 11111010001109 - 2²⁸ = 11110741565653 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11111010001139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5555505000554 + 5555505000555.

It is an arithmetic number, because the mean of its divisors is an integer number (5555505000555).

Almost surely, 2^{11111010001109} is an apocalyptic number.

It is an amenable number.

11111010001109 is a deficient number, since it is larger than the sum of its proper divisors (1).

11111010001109 is an equidigital number, since it uses as much as digits as its factorization.

11111010001109 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9, while the sum is 17.

The spelling of 11111010001109 in words is "eleven trillion, one hundred eleven billion, ten million, one thousand, one hundred nine".