1230200112 has 40 divisors (see below), whose sum is σ = 3182921280. Its totient is φ = 409433920.

The previous prime is 1230200093. The next prime is 1230200129. The reversal of 1230200112 is 2110020321.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12187 + ... + 51077.

It is an arithmetic number, because the mean of its divisors is an integer number (79573032).

Almost surely, 2^1230200112 is an apocalyptic number.

1230200112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1230200112 is an abundant number, since it is smaller than the sum of its proper divisors (1952721168).

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

1230200112 is a wasteful number, since it uses less digits than its factorization.

1230200112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39561 (or 39555 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 12.

The square root of 1230200112 is about 35074.2086439595. The cubic root of 1230200112 is about 1071.4993717582.

Adding to 1230200112 its reverse (2110020321), we get a palindrome (3340220433).

The spelling of 1230200112 in words is "one billion, two hundred thirty million, two hundred thousand, one hundred twelve".