13031232121241 has 2 divisors, whose sum is σ = 13031232121242. Its totient is φ = 13031232121240.

The previous prime is 13031232121213. The next prime is 13031232121247. The reversal of 13031232121241 is 14212123213031.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10768268502016 + 2262963619225 = 3281504^2 + 1504315^2 .

It is a cyclic number.

It is not a de Polignac number, because 13031232121241 - 2¹⁰ = 13031232120217 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 13031232121241.

It is not a weakly prime, because it can be changed into another prime (13031232121247) by changing a digit.

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 as a sum of consecutive naturals, namely, 6515616060620 + 6515616060621.

It is an arithmetic number, because the mean of its divisors is an integer number (6515616060621).

Almost surely, 2^{13031232121241} is an apocalyptic number.

It is an amenable number.

13031232121241 is a deficient number, since it is larger than the sum of its proper divisors (1).

13031232121241 is an equidigital number, since it uses as much as digits as its factorization.

13031232121241 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1728, while the sum is 26.

Adding to 13031232121241 its reverse (14212123213031), we get a palindrome (27243355334272).

The spelling of 13031232121241 in words is "thirteen trillion, thirty-one billion, two hundred thirty-two million, one hundred twenty-one thousand, two hundred forty-one".