131142103311424 has 56 divisors (see below), whose sum is σ = 261481619220120. Its totient is φ = 65257427828736.

The previous prime is 131142103311389. The next prime is 131142103311449. The reversal of 131142103311424 is 424113301241131.

It can be written as a sum of positive squares in 4 ways, for example, as 3307422351424 + 127834680960000 = 1818632^2 + 11306400^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14803422 + ... + 21941410.

Almost surely, 2^{131142103311424} is an apocalyptic number.

It is an amenable number.

131142103311424 is a deficient number, since it is larger than the sum of its proper divisors (130339515908696).

131142103311424 is a wasteful number, since it uses less digits than its factorization.

131142103311424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7139375 (or 7139365 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 31.

Adding to 131142103311424 its reverse (424113301241131), we get a palindrome (555255404552555).

The spelling of 131142103311424 in words is "one hundred thirty-one trillion, one hundred forty-two billion, one hundred three million, three hundred eleven thousand, four hundred twenty-four".