11012303440243 has 16 divisors (see below), whose sum is σ = 12708202024960. Its totient is φ = 9347090497056.

The previous prime is 11012303440213. The next prime is 11012303440261. The reversal of 11012303440243 is 34204430321011.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 11012303440243 - 2²⁵ = 11012269885811 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11012303440213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17946046 + ... + 18549532.

It is an arithmetic number, because the mean of its divisors is an integer number (794262626560).

Almost surely, 2^{11012303440243} is an apocalyptic number.

11012303440243 is a deficient number, since it is larger than the sum of its proper divisors (1695898584717).

11012303440243 is a wasteful number, since it uses less digits than its factorization.

11012303440243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 628906.

The product of its (nonzero) digits is 6912, while the sum is 28.

Adding to 11012303440243 its reverse (34204430321011), we get a palindrome (45216733761254).

The spelling of 11012303440243 in words is "eleven trillion, twelve billion, three hundred three million, four hundred forty thousand, two hundred forty-three".