13041112421 has 2 divisors, whose sum is σ = 13041112422. Its totient is φ = 13041112420.

The previous prime is 13041112387. The next prime is 13041112429. The reversal of 13041112421 is 12421114031.

13041112421 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 12775780900 + 265331521 = 113030^2 + 16289^2 .

It is a cyclic number.

It is not a de Polignac number, because 13041112421 - 2²² = 13036918117 is a prime.

It is a super-2 number, since 2×13041112421² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 13041112393 and 13041112402.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13041112429) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6520556210 + 6520556211.

It is an arithmetic number, because the mean of its divisors is an integer number (6520556211).

Almost surely, 2^13041112421 is an apocalyptic number.

It is an amenable number.

13041112421 is a deficient number, since it is larger than the sum of its proper divisors (1).

13041112421 is an equidigital number, since it uses as much as digits as its factorization.

13041112421 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 192, while the sum is 20.

Adding to 13041112421 its reverse (12421114031), we get a palindrome (25462226452).

The spelling of 13041112421 in words is "thirteen billion, forty-one million, one hundred twelve thousand, four hundred twenty-one".