11011310203 has 2 divisors, whose sum is σ = 11011310204. Its totient is φ = 11011310202.

The previous prime is 11011310197. The next prime is 11011310213. The reversal of 11011310203 is 30201311011.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11011310203 - 2¹³ = 11011302011 is a prime.

It is not a weakly prime, because it can be changed into another prime (11011310213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5505655101 + 5505655102.

It is an arithmetic number, because the mean of its divisors is an integer number (5505655102).

Almost surely, 2^11011310203 is an apocalyptic number.

11011310203 is a deficient number, since it is larger than the sum of its proper divisors (1).

11011310203 is an equidigital number, since it uses as much as digits as its factorization.

11011310203 is an odious number, because the sum of its binary digits is odd.

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

Adding to 11011310203 its reverse (30201311011), we get a palindrome (41212621214).

The spelling of 11011310203 in words is "eleven billion, eleven million, three hundred ten thousand, two hundred three".