131104343044250 has 16 divisors (see below), whose sum is σ = 245427330179304. Its totient is φ = 52441737217600.

The previous prime is 131104343044243. The next prime is 131104343044271. The reversal of 131104343044250 is 52440343401131.

It can be written as a sum of positive squares in 4 ways, for example, as 57126402356401 + 73977940687849 = 7558201^2 + 8601043^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 131104343044250.

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, 262208685839 + ... + 262208686338.

Almost surely, 2^{131104343044250} is an apocalyptic number.

131104343044250 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

131104343044250 is a deficient number, since it is larger than the sum of its proper divisors (114322987135054).

131104343044250 is an equidigital number, since it uses as much as digits as its factorization.

131104343044250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 524417372194 (or 524417372184 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 35.

Adding to 131104343044250 its reverse (52440343401131), we get a palindrome (183544686445381).

The spelling of 131104343044250 in words is "one hundred thirty-one trillion, one hundred four billion, three hundred forty-three million, forty-four thousand, two hundred fifty".