131201433101441 has 4 divisors (see below), whose sum is σ = 133049340609984. Its totient is φ = 129353525592900.

The previous prime is 131201433101437. The next prime is 131201433101461. The reversal of 131201433101441 is 144101334102131.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 131201433101441 - 2² = 131201433101437 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (131201433101461) 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 in 3 ways as a sum of consecutive naturals, for example, 923953754165 + ... + 923953754306.

It is an arithmetic number, because the mean of its divisors is an integer number (33262335152496).

Almost surely, 2^{131201433101441} is an apocalyptic number.

It is an amenable number.

131201433101441 is a deficient number, since it is larger than the sum of its proper divisors (1847907508543).

131201433101441 is an equidigital number, since it uses as much as digits as its factorization.

131201433101441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1847907508542.

The product of its (nonzero) digits is 3456, while the sum is 29.

Adding to 131201433101441 its reverse (144101334102131), we get a palindrome (275302767203572).

The spelling of 131201433101441 in words is "one hundred thirty-one trillion, two hundred one billion, four hundred thirty-three million, one hundred one thousand, four hundred forty-one".