200124126 has 12 divisors (see below), whose sum is σ = 433602312. Its totient is φ = 66708036.

The previous prime is 200124121. The next prime is 200124137. The reversal of 200124126 is 621421002.

It is a Harshad number since it is a multiple of its sum of digits (18), and also a Moran number because the ratio is a prime number: 11118007 = 200124126 / (2 + 0 + 0 + 1 + 2 + 4 + 1 + 2 + 6).

It is a junction number, because it is equal to n+sod(n) for n = 200124099 and 200124108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200124121) by changing a digit.

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 in 5 ways as a sum of consecutive naturals, for example, 5558986 + ... + 5559021.

It is an arithmetic number, because the mean of its divisors is an integer number (36133526).

Almost surely, 2^200124126 is an apocalyptic number.

200124126 is an abundant number, since it is smaller than the sum of its proper divisors (233478186).

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

200124126 is a wasteful number, since it uses less digits than its factorization.

200124126 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11118015 (or 11118012 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

The square root of 200124126 is about 14146.5234598469. The cubic root of 200124126 is about 584.9245048314.

Adding to 200124126 its reverse (621421002), we get a palindrome (821545128).

The spelling of 200124126 in words is "two hundred million, one hundred twenty-four thousand, one hundred twenty-six".