244340113131 has 12 divisors (see below), whose sum is σ = 352944039552. Its totient is φ = 162889568496.

The previous prime is 244340113109. The next prime is 244340113133. The reversal of 244340113131 is 131311043442.

244340113131 is a `hidden beast` number, since 2 + 4 + 4 + 340 + 1 + 1 + 313 + 1 = 666.

It is not a de Polignac number, because 244340113131 - 2⁵ = 244340113099 is a prime.

It is a super-2 number, since 2×244340113131² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 244340113095 and 244340113104.

It is not an unprimeable number, because it can be changed into a prime (244340113133) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 113910 + ... + 708276.

It is an arithmetic number, because the mean of its divisors is an integer number (29412003296).

Almost surely, 2^244340113131 is an apocalyptic number.

244340113131 is a deficient number, since it is larger than the sum of its proper divisors (108603926421).

244340113131 is a wasteful number, since it uses less digits than its factorization.

244340113131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 640050 (or 640047 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

Adding to 244340113131 its reverse (131311043442), we get a palindrome (375651156573).

The spelling of 244340113131 in words is "two hundred forty-four billion, three hundred forty million, one hundred thirteen thousand, one hundred thirty-one".