1343150105021 has 2 divisors, whose sum is σ = 1343150105022. Its totient is φ = 1343150105020.

The previous prime is 1343150104963. The next prime is 1343150105069. The reversal of 1343150105021 is 1205010513431.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 906711501796 + 436438603225 = 952214^2 + 660635^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1343150105021 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1343150105071) 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, 671575052510 + 671575052511.

It is an arithmetic number, because the mean of its divisors is an integer number (671575052511).

Almost surely, 2^{1343150105021} is an apocalyptic number.

It is an amenable number.

1343150105021 is a deficient number, since it is larger than the sum of its proper divisors (1).

1343150105021 is an equidigital number, since it uses as much as digits as its factorization.

1343150105021 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1800, while the sum is 26.

Adding to 1343150105021 its reverse (1205010513431), we get a palindrome (2548160618452).

The spelling of 1343150105021 in words is "one trillion, three hundred forty-three billion, one hundred fifty million, one hundred five thousand, twenty-one".