11041221203 has 2 divisors, whose sum is σ = 11041221204. Its totient is φ = 11041221202.

The previous prime is 11041221197. The next prime is 11041221211. The reversal of 11041221203 is 30212214011.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11041221203 - 2⁴ = 11041221187 is a prime.

It is not a weakly prime, because it can be changed into another prime (11041221263) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5520610601 + 5520610602.

It is an arithmetic number, because the mean of its divisors is an integer number (5520610602).

Almost surely, 2^11041221203 is an apocalyptic number.

11041221203 is a deficient number, since it is larger than the sum of its proper divisors (1).

11041221203 is an equidigital number, since it uses as much as digits as its factorization.

11041221203 is an evil number, because the sum of its binary digits is even.

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

Adding to 11041221203 its reverse (30212214011), we get a palindrome (41253435214).

The spelling of 11041221203 in words is "eleven billion, forty-one million, two hundred twenty-one thousand, two hundred three".