1123200130 has 16 divisors (see below), whose sum is σ = 2177280504. Its totient is φ = 414720000.

The previous prime is 1123200121. The next prime is 1123200161. The reversal of 1123200130 is 310023211.

It can be written as a sum of positive squares in 4 ways, for example, as 395333689 + 727866441 = 19883^2 + 26979^2 .

It is a Harshad number since it is a multiple of its sum of digits (13).

It is a self number, because there is not a number n which added to its sum of digits gives 1123200130.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4319871 + ... + 4320130.

Almost surely, 2^1123200130 is an apocalyptic number.

1123200130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1123200130 is a deficient number, since it is larger than the sum of its proper divisors (1054080374).

1123200130 is a wasteful number, since it uses less digits than its factorization.

1123200130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8640021.

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

The square root of 1123200130 is about 33514.1780445232. The cubic root of 1123200130 is about 1039.4869665127.

Adding to 1123200130 its reverse (310023211), we get a palindrome (1433223341).

The spelling of 1123200130 in words is "one billion, one hundred twenty-three million, two hundred thousand, one hundred thirty".