131100242344 has 16 divisors (see below), whose sum is σ = 245862260820. Its totient is φ = 65536972800.

The previous prime is 131100242333. The next prime is 131100242369. The reversal of 131100242344 is 443242001131.

It can be written as a sum of positive squares in 2 ways, for example, as 121774477444 + 9325764900 = 348962^2 + 96570^2 .

It is a super-2 number, since 2×131100242344² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 1601107 + ... + 1680994.

Almost surely, 2^131100242344 is an apocalyptic number.

It is an amenable number.

131100242344 is a deficient number, since it is larger than the sum of its proper divisors (114762018476).

131100242344 is a wasteful number, since it uses less digits than its factorization.

131100242344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3287100 (or 3287096 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 131100242344 its reverse (443242001131), we get a palindrome (574342243475).

The spelling of 131100242344 in words is "one hundred thirty-one billion, one hundred million, two hundred forty-two thousand, three hundred forty-four".