11202004243 has 4 divisors (see below), whose sum is σ = 11202498360. Its totient is φ = 11201510128.

The previous prime is 11202004241. The next prime is 11202004279. The reversal of 11202004243 is 34240020211.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 34240020211 = 31 ⋅1104516781.

It is a cyclic number.

It is not a de Polignac number, because 11202004243 - 2¹ = 11202004241 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11202004243.

It is not an unprimeable number, because it can be changed into a prime (11202004241) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 211330 + ... + 258967.

It is an arithmetic number, because the mean of its divisors is an integer number (2800624590).

Almost surely, 2^11202004243 is an apocalyptic number.

11202004243 is a deficient number, since it is larger than the sum of its proper divisors (494117).

11202004243 is an equidigital number, since it uses as much as digits as its factorization.

11202004243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 494116.

The product of its (nonzero) digits is 384, while the sum is 19.

Adding to 11202004243 its reverse (34240020211), we get a palindrome (45442024454).

The spelling of 11202004243 in words is "eleven billion, two hundred two million, four thousand, two hundred forty-three".