131101340452424 has 72 divisors (see below), whose sum is σ = 252617580849810. Its totient is φ = 63784873998336.

The previous prime is 131101340452367. The next prime is 131101340452441. The reversal of 131101340452424 is 424254043101131.

It can be written as a sum of positive squares in 3 ways, for example, as 129849443522500 + 1251896929924 = 11395150^2 + 1118882^2 .

It is a super-2 number, since 2×131101340452424² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 528781352 + ... + 529029224.

Almost surely, 2^{131101340452424} is an apocalyptic number.

It is an amenable number.

131101340452424 is a deficient number, since it is larger than the sum of its proper divisors (121516240397386).

131101340452424 is an equidigital number, since it uses as much as digits as its factorization.

131101340452424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 248319 (or 248095 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 35.

Adding to 131101340452424 its reverse (424254043101131), we get a palindrome (555355383553555).

The spelling of 131101340452424 in words is "one hundred thirty-one trillion, one hundred one billion, three hundred forty million, four hundred fifty-two thousand, four hundred twenty-four".