11113230213 has 10 divisors (see below), whose sum is σ = 16601245254. Its totient is φ = 7408820088.

The previous prime is 11113230181. The next prime is 11113230239. The reversal of 11113230213 is 31203231111.

It can be written as a sum of positive squares in only one way, i.e., 5582779524 + 5530450689 = 74718^2 + 74367^2 .

It is not a de Polignac number, because 11113230213 - 2⁵ = 11113230181 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11113230013) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 68600106 + ... + 68600267.

Almost surely, 2^11113230213 is an apocalyptic number.

It is an amenable number.

11113230213 is a deficient number, since it is larger than the sum of its proper divisors (5488015041).

11113230213 is an equidigital number, since it uses as much as digits as its factorization.

11113230213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 137200385 (or 137200376 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

Adding to 11113230213 its reverse (31203231111), we get a palindrome (42316461324).

The spelling of 11113230213 in words is "eleven billion, one hundred thirteen million, two hundred thirty thousand, two hundred thirteen".