131420340314434 has 32 divisors (see below), whose sum is σ = 208605526502400. Its totient is φ = 61965893682000.

The previous prime is 131420340314327. The next prime is 131420340314441. The reversal of 131420340314434 is 434413043024131.

It is a junction number, because it is equal to n+sod(n) for n = 131420340314393 and 131420340314402.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 100107217 + ... + 101411515.

It is an arithmetic number, because the mean of its divisors is an integer number (6518922703200).

Almost surely, 2^{131420340314434} is an apocalyptic number.

131420340314434 is a deficient number, since it is larger than the sum of its proper divisors (77185186187966).

131420340314434 is a wasteful number, since it uses less digits than its factorization.

131420340314434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1335246.

The product of its (nonzero) digits is 165888, while the sum is 37.

Adding to 131420340314434 its reverse (434413043024131), we get a palindrome (565833383338565).

The spelling of 131420340314434 in words is "one hundred thirty-one trillion, four hundred twenty billion, three hundred forty million, three hundred fourteen thousand, four hundred thirty-four".