1100101112003 has 4 divisors (see below), whose sum is σ = 1100811314400. Its totient is φ = 1099390909608.

The previous prime is 1100101111979. The next prime is 1100101112041. The reversal of 1100101112003 is 3002111010011.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 1100101112003 - 2³⁶ = 1031381635267 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1100101112303) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 355098875 + ... + 355101972.

It is an arithmetic number, because the mean of its divisors is an integer number (275202828600).

Almost surely, 2^{1100101112003} is an apocalyptic number.

1100101112003 is a deficient number, since it is larger than the sum of its proper divisors (710202397).

1100101112003 is an equidigital number, since it uses as much as digits as its factorization.

1100101112003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 710202396.

The product of its (nonzero) digits is 6, while the sum is 11.

Adding to 1100101112003 its reverse (3002111010011), we get a palindrome (4102212122014).

The spelling of 1100101112003 in words is "one trillion, one hundred billion, one hundred one million, one hundred twelve thousand, three".