11230213208 has 8 divisors (see below), whose sum is σ = 21056649780. Its totient is φ = 5615106600.

The previous prime is 11230213177. The next prime is 11230213231. The reversal of 11230213208 is 80231203211.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×11230213208² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 701888318 + ... + 701888333.

Almost surely, 2^11230213208 is an apocalyptic number.

It is an amenable number.

11230213208 is a deficient number, since it is larger than the sum of its proper divisors (9826436572).

11230213208 is a wasteful number, since it uses less digits than its factorization.

11230213208 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1403776657 (or 1403776653 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 23.

Adding to 11230213208 its reverse (80231203211), we get a palindrome (91461416419).

The spelling of 11230213208 in words is "eleven billion, two hundred thirty million, two hundred thirteen thousand, two hundred eight".