1111010011009 has 4 divisors (see below), whose sum is σ = 1129223289940. Its totient is φ = 1092796732080.

The previous prime is 1111010010977. The next prime is 1111010011043. The reversal of 1111010011009 is 9001100101111.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 80104848784 + 1030905162225 = 283028^2 + 1015335^2 .

It is a cyclic number.

It is not a de Polignac number, because 1111010011009 - 2⁵ = 1111010010977 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1111010010983 and 1111010011001.

It is not an unprimeable number, because it can be changed into a prime (1111010011099) 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 in 3 ways as a sum of consecutive naturals, for example, 9106639374 + ... + 9106639495.

It is an arithmetic number, because the mean of its divisors is an integer number (282305822485).

Almost surely, 2^{1111010011009} is an apocalyptic number.

It is an amenable number.

1111010011009 is a deficient number, since it is larger than the sum of its proper divisors (18213278931).

1111010011009 is an equidigital number, since it uses as much as digits as its factorization.

1111010011009 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18213278930.

The product of its (nonzero) digits is 9, while the sum is 16.

The spelling of 1111010011009 in words is "one trillion, one hundred eleven billion, ten million, eleven thousand, nine".