131402440130342 has 16 divisors (see below), whose sum is σ = 201983421469680. Its totient is φ = 64088964137952.

The previous prime is 131402440130333. The next prime is 131402440130347. The reversal of 131402440130342 is 243031044204131.

It is a super-2 number, since 2×131402440130342² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 131402440130299 and 131402440130308.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (131402440130347) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3582772592 + ... + 3582809267.

It is an arithmetic number, because the mean of its divisors is an integer number (12623963841855).

Almost surely, 2^{131402440130342} is an apocalyptic number.

131402440130342 is a deficient number, since it is larger than the sum of its proper divisors (70580981339338).

131402440130342 is a wasteful number, since it uses less digits than its factorization.

131402440130342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7165582087.

The product of its (nonzero) digits is 27648, while the sum is 32.

Adding to 131402440130342 its reverse (243031044204131), we get a palindrome (374433484334473).

The spelling of 131402440130342 in words is "one hundred thirty-one trillion, four hundred two billion, four hundred forty million, one hundred thirty thousand, three hundred forty-two".