21412424331241 has 2 divisors, whose sum is σ = 21412424331242. Its totient is φ = 21412424331240.

The previous prime is 21412424331101. The next prime is 21412424331247. The reversal of 21412424331241 is 14213342421412.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 16032784777216 + 5379639554025 = 4004096^2 + 2319405^2 .

It is a cyclic number.

It is not a de Polignac number, because 21412424331241 - 2¹³ = 21412424323049 is a prime.

It is a super-2 number, since 2×21412424331241² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 21412424331197 and 21412424331206.

It is not a weakly prime, because it can be changed into another prime (21412424331247) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10706212165620 + 10706212165621.

It is an arithmetic number, because the mean of its divisors is an integer number (10706212165621).

Almost surely, 2^{21412424331241} is an apocalyptic number.

It is an amenable number.

21412424331241 is a deficient number, since it is larger than the sum of its proper divisors (1).

21412424331241 is an equidigital number, since it uses as much as digits as its factorization.

21412424331241 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 36864, while the sum is 34.

Adding to 21412424331241 its reverse (14213342421412), we get a palindrome (35625766752653).

The spelling of 21412424331241 in words is "twenty-one trillion, four hundred twelve billion, four hundred twenty-four million, three hundred thirty-one thousand, two hundred forty-one".