1210421304041 has 2 divisors, whose sum is σ = 1210421304042. Its totient is φ = 1210421304040.

The previous prime is 1210421304013. The next prime is 1210421304097. The reversal of 1210421304041 is 1404031240121.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 737015382016 + 473405922025 = 858496^2 + 688045^2 .

It is a cyclic number.

It is not a de Polignac number, because 1210421304041 - 2²⁶ = 1210354195177 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1210421303998 and 1210421304016.

It is not a weakly prime, because it can be changed into another prime (1210421300041) 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, 605210652020 + 605210652021.

It is an arithmetic number, because the mean of its divisors is an integer number (605210652021).

Almost surely, 2^{1210421304041} is an apocalyptic number.

It is an amenable number.

1210421304041 is a deficient number, since it is larger than the sum of its proper divisors (1).

1210421304041 is an equidigital number, since it uses as much as digits as its factorization.

1210421304041 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 768, while the sum is 23.

Adding to 1210421304041 its reverse (1404031240121), we get a palindrome (2614452544162).

The spelling of 1210421304041 in words is "one trillion, two hundred ten billion, four hundred twenty-one million, three hundred four thousand, forty-one".