21410324120401 has 2 divisors, whose sum is σ = 21410324120402. Its totient is φ = 21410324120400.

The previous prime is 21410324120371. The next prime is 21410324120417. The reversal of 21410324120401 is 10402142301412.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 21408203610000 + 2120510401 = 4626900^2 + 46049^2 .

It is a cyclic number.

It is not a de Polignac number, because 21410324120401 - 2¹³ = 21410324112209 is a prime.

It is not a weakly prime, because it can be changed into another prime (21410324120461) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10705162060200 + 10705162060201.

It is an arithmetic number, because the mean of its divisors is an integer number (10705162060201).

Almost surely, 2^{21410324120401} is an apocalyptic number.

It is an amenable number.

21410324120401 is a deficient number, since it is larger than the sum of its proper divisors (1).

21410324120401 is an equidigital number, since it uses as much as digits as its factorization.

21410324120401 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1536, while the sum is 25.

Adding to 21410324120401 its reverse (10402142301412), we get a palindrome (31812466421813).

The spelling of 21410324120401 in words is "twenty-one trillion, four hundred ten billion, three hundred twenty-four million, one hundred twenty thousand, four hundred one".