131342344100444 has 12 divisors (see below), whose sum is σ = 230231546609568. Its totient is φ = 65561902212000.

The previous prime is 131342344100431. The next prime is 131342344100557. The reversal of 131342344100444 is 444001443243131.

It is a happy number.

It is a super-2 number, since 2×131342344100444² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 131342344100398 and 131342344100407.

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, 27317456852 + ... + 27317461659.

It is an arithmetic number, because the mean of its divisors is an integer number (19185962217464).

Almost surely, 2^{131342344100444} is an apocalyptic number.

It is an amenable number.

131342344100444 is a deficient number, since it is larger than the sum of its proper divisors (98889202509124).

131342344100444 is a wasteful number, since it uses less digits than its factorization.

131342344100444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54634919116 (or 54634919114 counting only the distinct ones).

The product of its (nonzero) digits is 221184, while the sum is 38.

Adding to 131342344100444 its reverse (444001443243131), we get a palindrome (575343787343575).

The spelling of 131342344100444 in words is "one hundred thirty-one trillion, three hundred forty-two billion, three hundred forty-four million, one hundred thousand, four hundred forty-four".