13141230235501 has 4 divisors (see below), whose sum is σ = 13288884507900. Its totient is φ = 12993575963104.

The previous prime is 13141230235433. The next prime is 13141230235517. The reversal of 13141230235501 is 10553203214131.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 7818589038276 + 5322641197225 = 2796174^2 + 2307085^2 .

It is a cyclic number.

It is not a de Polignac number, because 13141230235501 - 2⁷ = 13141230235373 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13141230235561) 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, 73827136066 + ... + 73827136243.

It is an arithmetic number, because the mean of its divisors is an integer number (3322221126975).

Almost surely, 2^{13141230235501} is an apocalyptic number.

It is an amenable number.

13141230235501 is a deficient number, since it is larger than the sum of its proper divisors (147654272399).

13141230235501 is an equidigital number, since it uses as much as digits as its factorization.

13141230235501 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 147654272398.

The product of its (nonzero) digits is 10800, while the sum is 31.

Adding to 13141230235501 its reverse (10553203214131), we get a palindrome (23694433449632).

The spelling of 13141230235501 in words is "thirteen trillion, one hundred forty-one billion, two hundred thirty million, two hundred thirty-five thousand, five hundred one".