12421253102241 has 8 divisors (see below), whose sum is σ = 16561689444160. Its totient is φ = 8280826080912.

The previous prime is 12421253102191. The next prime is 12421253102267. The reversal of 12421253102241 is 14220135212421.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 12421253102241 - 2²⁷ = 12421118884513 is a prime.

It is a super-3 number, since 3×12421253102241³ (a number of 40 digits) contains 333 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12421253102199 and 12421253102208.

It is not an unprimeable number, because it can be changed into a prime (12421253142241) 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 7 ways as a sum of consecutive naturals, for example, 1851420 + ... + 5316978.

It is an arithmetic number, because the mean of its divisors is an integer number (2070211180520).

Almost surely, 2^{12421253102241} is an apocalyptic number.

It is an amenable number.

12421253102241 is a deficient number, since it is larger than the sum of its proper divisors (4140436341919).

12421253102241 is a wasteful number, since it uses less digits than its factorization.

12421253102241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4660295.

The product of its (nonzero) digits is 7680, while the sum is 30.

Adding to 12421253102241 its reverse (14220135212421), we get a palindrome (26641388314662).

The spelling of 12421253102241 in words is "twelve trillion, four hundred twenty-one billion, two hundred fifty-three million, one hundred two thousand, two hundred forty-one".