131012224134404 has 12 divisors (see below), whose sum is σ = 231541406020428. Its totient is φ = 64857536700000.

The previous prime is 131012224134403. The next prime is 131012224134431. The reversal of 131012224134404 is 404431422210131.

It can be written as a sum of positive squares in 2 ways, for example, as 119474299984900 + 11537924149504 = 10930430^2 + 3396752^2 .

It is not an unprimeable number, because it can be changed into a prime (131012224134403) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 162143841347 + ... + 162143842154.

It is an arithmetic number, because the mean of its divisors is an integer number (19295117168369).

Almost surely, 2^{131012224134404} is an apocalyptic number.

It is an amenable number.

131012224134404 is a deficient number, since it is larger than the sum of its proper divisors (100529181886024).

131012224134404 is a wasteful number, since it uses less digits than its factorization.

131012224134404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 324287683606 (or 324287683604 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 32.

Adding to 131012224134404 its reverse (404431422210131), we get a palindrome (535443646344535).

The spelling of 131012224134404 in words is "one hundred thirty-one trillion, twelve billion, two hundred twenty-four million, one hundred thirty-four thousand, four hundred four".