12302121444441 has 4 divisors (see below), whose sum is σ = 16402828592592. Its totient is φ = 8201414296292.

The previous prime is 12302121444419. The next prime is 12302121444491. The reversal of 12302121444441 is 14444412120321.

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 12302121444441 - 2⁹ = 12302121443929 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12302121444491) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2050353574071 + ... + 2050353574076.

It is an arithmetic number, because the mean of its divisors is an integer number (4100707148148).

Almost surely, 2^{12302121444441} is an apocalyptic number.

It is an amenable number.

12302121444441 is a deficient number, since it is larger than the sum of its proper divisors (4100707148151).

12302121444441 is an equidigital number, since it uses as much as digits as its factorization.

12302121444441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4100707148150.

The product of its (nonzero) digits is 24576, while the sum is 33.

Adding to 12302121444441 its reverse (14444412120321), we get a palindrome (26746533564762).

The spelling of 12302121444441 in words is "twelve trillion, three hundred two billion, one hundred twenty-one million, four hundred forty-four thousand, four hundred forty-one".