11012203 has 2 divisors, whose sum is σ = 11012204. Its totient is φ = 11012202.

The previous prime is 11012167. The next prime is 11012207. The reversal of 11012203 is 30221011.

11012203 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11012203 - 2¹⁷ = 10881131 is a prime.

It is a super-2 number, since 2×11012203² = 242537229826418, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 11012203.

It is not a weakly prime, because it can be changed into another prime (11012207) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5506101 + 5506102.

It is an arithmetic number, because the mean of its divisors is an integer number (5506102).

Almost surely, 2^11012203 is an apocalyptic number.

11012203 is a deficient number, since it is larger than the sum of its proper divisors (1).

11012203 is an equidigital number, since it uses as much as digits as its factorization.

11012203 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12, while the sum is 10.

The square root of 11012203 is about 3318.4639518910. The cubic root of 11012203 is about 222.4802187523.

Adding to 11012203 its reverse (30221011), we get a palindrome (41233214).

It can be divided in two parts, 1101 and 2203, that multiplied together give a triangular number (2425503 = T₂₂₀₂).

The spelling of 11012203 in words is "eleven million, twelve thousand, two hundred three".