131424332220515 has 16 divisors (see below), whose sum is σ = 169816485108960. Its totient is φ = 97277591462400.

The previous prime is 131424332220499. The next prime is 131424332220541. The reversal of 131424332220515 is 515022233424131.

It is not a de Polignac number, because 131424332220515 - 2⁴ = 131424332220499 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13103118836 + ... + 13103128865.

It is an arithmetic number, because the mean of its divisors is an integer number (10613530319310).

Almost surely, 2^{131424332220515} is an apocalyptic number.

131424332220515 is a deficient number, since it is larger than the sum of its proper divisors (38392152888445).

131424332220515 is a wasteful number, since it uses less digits than its factorization.

131424332220515 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26206247782.

The product of its (nonzero) digits is 172800, while the sum is 38.

Adding to 131424332220515 its reverse (515022233424131), we get a palindrome (646446565644646).

The spelling of 131424332220515 in words is "one hundred thirty-one trillion, four hundred twenty-four billion, three hundred thirty-two million, two hundred twenty thousand, five hundred fifteen".