11113231202 has 4 divisors (see below), whose sum is σ = 16669846806. Its totient is φ = 5556615600.

The previous prime is 11113231189. The next prime is 11113231229. The reversal of 11113231202 is 20213231111.

11113231202 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 20213231111 = 19 ⋅1063854269.

It can be written as a sum of positive squares in only one way, i.e., 8962219561 + 2151011641 = 94669^2 + 46379^2 .

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 2778307799 + ... + 2778307802.

Almost surely, 2^11113231202 is an apocalyptic number.

11113231202 is a deficient number, since it is larger than the sum of its proper divisors (5556615604).

11113231202 is an equidigital number, since it uses as much as digits as its factorization.

11113231202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5556615603.

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 11113231202 its reverse (20213231111), we get a palindrome (31326462313).

Subtracting 11113231202 from its reverse (20213231111), we obtain a palindrome (9099999909).

The spelling of 11113231202 in words is "eleven billion, one hundred thirteen million, two hundred thirty-one thousand, two hundred two".