11123030200 has 48 divisors (see below), whose sum is σ = 26047161000. Its totient is φ = 4417192320.

The previous prime is 11123030197. The next prime is 11123030231. The reversal of 11123030200 is 203032111.

It is a super-2 number, since 2×11123030200² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 172255 + ... + 227854.

Almost surely, 2^11123030200 is an apocalyptic number.

11123030200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11123030200 is an abundant number, since it is smaller than the sum of its proper divisors (14924130800).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11123030200 is a wasteful number, since it uses less digits than its factorization.

11123030200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 400264 (or 400255 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 13.

Adding to 11123030200 its reverse (203032111), we get a palindrome (11326062311).

The spelling of 11123030200 in words is "eleven billion, one hundred twenty-three million, thirty thousand, two hundred".