11101101203 has 4 divisors (see below), whose sum is σ = 11123896560. Its totient is φ = 11078305848.

The previous prime is 11101101199. The next prime is 11101101211. The reversal of 11101101203 is 30210110111.

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 11101101203 - 2² = 11101101199 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11101101103) 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, 11396948 + ... + 11397921.

It is an arithmetic number, because the mean of its divisors is an integer number (2780974140).

Almost surely, 2^11101101203 is an apocalyptic number.

11101101203 is a deficient number, since it is larger than the sum of its proper divisors (22795357).

11101101203 is an equidigital number, since it uses as much as digits as its factorization.

11101101203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22795356.

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

Adding to 11101101203 its reverse (30210110111), we get a palindrome (41311211314).

The spelling of 11101101203 in words is "eleven billion, one hundred one million, one hundred one thousand, two hundred three".