11101031203 has 2 divisors, whose sum is σ = 11101031204. Its totient is φ = 11101031202.

The previous prime is 11101031197. The next prime is 11101031209. The reversal of 11101031203 is 30213010111.

It is a balanced prime because it is at equal distance from previous prime (11101031197) and next prime (11101031209).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11101031203 is a prime.

It is not a weakly prime, because it can be changed into another prime (11101031209) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5550515601 + 5550515602.

It is an arithmetic number, because the mean of its divisors is an integer number (5550515602).

Almost surely, 2^11101031203 is an apocalyptic number.

11101031203 is a deficient number, since it is larger than the sum of its proper divisors (1).

11101031203 is an equidigital number, since it uses as much as digits as its factorization.

11101031203 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18, while the sum is 13.

Adding to 11101031203 its reverse (30213010111), we get a palindrome (41314041314).

The spelling of 11101031203 in words is "eleven billion, one hundred one million, thirty-one thousand, two hundred three".