131412321213442 has 8 divisors (see below), whose sum is σ = 197237442888396. Its totient is φ = 65666506917312.

The previous prime is 131412321213193. The next prime is 131412321213451. The reversal of 131412321213442 is 244312123214131.

It can be written as a sum of positive squares in 2 ways, for example, as 104812937876761 + 26599383336681 = 10237819^2 + 5157459^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 131412321213398 and 131412321213407.

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, 19826840563 + ... + 19826847190.

Almost surely, 2^{131412321213442} is an apocalyptic number.

131412321213442 is a deficient number, since it is larger than the sum of its proper divisors (65825121674954).

131412321213442 is a wasteful number, since it uses less digits than its factorization.

131412321213442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39653689412.

The product of its digits is 27648, while the sum is 34.

Adding to 131412321213442 its reverse (244312123214131), we get a palindrome (375724444427573).

The spelling of 131412321213442 in words is "one hundred thirty-one trillion, four hundred twelve billion, three hundred twenty-one million, two hundred thirteen thousand, four hundred forty-two".