200412251242 has 16 divisors (see below), whose sum is σ = 344252376000. Its totient is φ = 85718835648.

The previous prime is 200412251233. The next prime is 200412251297. The reversal of 200412251242 is 242152214002.

It is a happy number.

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, 14336863 + ... + 14350834.

It is an arithmetic number, because the mean of its divisors is an integer number (21515773500).

Almost surely, 2^200412251242 is an apocalyptic number.

200412251242 is a deficient number, since it is larger than the sum of its proper divisors (143840124758).

200412251242 is a wasteful number, since it uses less digits than its factorization.

200412251242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28688205.

The product of its (nonzero) digits is 2560, while the sum is 25.

Adding to 200412251242 its reverse (242152214002), we get a palindrome (442564465244).

The spelling of 200412251242 in words is "two hundred billion, four hundred twelve million, two hundred fifty-one thousand, two hundred forty-two".