12441151430521 has 4 divisors (see below), whose sum is σ = 13572165196944. Its totient is φ = 11310137664100.

The previous prime is 12441151430501. The next prime is 12441151430537. The reversal of 12441151430521 is 12503415114421.

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 not a de Polignac number, because 12441151430521 - 2²¹ = 12441149333369 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12441151430501) 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, 565506883195 + ... + 565506883216.

It is an arithmetic number, because the mean of its divisors is an integer number (3393041299236).

Almost surely, 2^{12441151430521} is an apocalyptic number.

12441151430521 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

12441151430521 is a deficient number, since it is larger than the sum of its proper divisors (1131013766423).

12441151430521 is a wasteful number, since it uses less digits than its factorization.

12441151430521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1131013766422.

The product of its (nonzero) digits is 19200, while the sum is 34.

Adding to 12441151430521 its reverse (12503415114421), we get a palindrome (24944566544942).

The spelling of 12441151430521 in words is "twelve trillion, four hundred forty-one billion, one hundred fifty-one million, four hundred thirty thousand, five hundred twenty-one".