1101001010011 has 8 divisors (see below), whose sum is σ = 1288976792544. Its totient is φ = 920697708480.

The previous prime is 1101001009991. The next prime is 1101001010147. The reversal of 1101001010011 is 1100101001011.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1101001010011 - 2⁷ = 1101001009883 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (7).

It is a junction number, because it is equal to n+sod(n) for n = 1101001009976 and 1101001010003.

It is not an unprimeable number, because it can be changed into a prime (1101001010911) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1918119940 + ... + 1918120513.

It is an arithmetic number, because the mean of its divisors is an integer number (161122099068).

Almost surely, 2^{1101001010011} is an apocalyptic number.

1101001010011 is a deficient number, since it is larger than the sum of its proper divisors (187975782533).

1101001010011 is an equidigital number, since it uses as much as digits as its factorization.

1101001010011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3836240501.

The product of its (nonzero) digits is 1, while the sum is 7.

Adding to 1101001010011 its reverse (1100101001011), we get a palindrome (2201102011022).

The spelling of 1101001010011 in words is "one trillion, one hundred one billion, one million, ten thousand, eleven".