11101244003 has 4 divisors (see below), whose sum is σ = 11266934280. Its totient is φ = 10935553728.

The previous prime is 11101243999. The next prime is 11101244029. The reversal of 11101244003 is 30044210111.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 30044210111 = 47 ⋅639238513.

It is a cyclic number.

It is not a de Polignac number, because 11101244003 - 2² = 11101243999 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11101244303) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 82845038 + ... + 82845171.

It is an arithmetic number, because the mean of its divisors is an integer number (2816733570).

Almost surely, 2^11101244003 is an apocalyptic number.

11101244003 is a deficient number, since it is larger than the sum of its proper divisors (165690277).

11101244003 is an equidigital number, since it uses as much as digits as its factorization.

11101244003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 165690276.

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 11101244003 its reverse (30044210111), we get a palindrome (41145454114).

The spelling of 11101244003 in words is "eleven billion, one hundred one million, two hundred forty-four thousand, three".