131345425200244 has 12 divisors (see below), whose sum is σ = 229857943091364. Its totient is φ = 65671727174144.

The previous prime is 131345425200233. The next prime is 131345425200361. The reversal of 131345425200244 is 442002524543131.

It can be written as a sum of positive squares in 2 ways, for example, as 47028735062500 + 84316690137744 = 6857750^2 + 9182412^2 .

It is a junction number, because it is equal to n+sod(n) for n = 131345425200197 and 131345425200206.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 246056557 + ... + 246589780.

It is an arithmetic number, because the mean of its divisors is an integer number (19154828590947).

Almost surely, 2^{131345425200244} is an apocalyptic number.

It is an amenable number.

131345425200244 is a deficient number, since it is larger than the sum of its proper divisors (98512517891120).

131345425200244 is a wasteful number, since it uses less digits than its factorization.

131345425200244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 492712994 (or 492712992 counting only the distinct ones).

The product of its (nonzero) digits is 460800, while the sum is 40.

Adding to 131345425200244 its reverse (442002524543131), we get a palindrome (573347949743375).

The spelling of 131345425200244 in words is "one hundred thirty-one trillion, three hundred forty-five billion, four hundred twenty-five million, two hundred thousand, two hundred forty-four".