41302102421 has 2 divisors, whose sum is σ = 41302102422. Its totient is φ = 41302102420.

The previous prime is 41302102411. The next prime is 41302102423. The reversal of 41302102421 is 12420120314.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 37186879921 + 4115222500 = 192839^2 + 64150^2 .

It is a cyclic number.

It is not a de Polignac number, because 41302102421 - 2⁶ = 41302102357 is a prime.

It is a super-2 number, since 2×41302102421² (a number of 22 digits) contains 22 as substring.

It is a Sophie Germain prime.

Together with 41302102423, it forms a pair of twin primes.

It is a Chen prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 41302102393 and 41302102402.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (41302102423) 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, 20651051210 + 20651051211.

It is an arithmetic number, because the mean of its divisors is an integer number (20651051211).

Almost surely, 2^41302102421 is an apocalyptic number.

It is an amenable number.

41302102421 is a deficient number, since it is larger than the sum of its proper divisors (1).

41302102421 is an equidigital number, since it uses as much as digits as its factorization.

41302102421 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 41302102421 its reverse (12420120314), we get a palindrome (53722222735).

The spelling of 41302102421 in words is "forty-one billion, three hundred two million, one hundred two thousand, four hundred twenty-one".