1343542320101 has 2 divisors, whose sum is σ = 1343542320102. Its totient is φ = 1343542320100.

The previous prime is 1343542320073. The next prime is 1343542320103. The reversal of 1343542320101 is 1010232453431.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1342226517025 + 1315803076 = 1158545^2 + 36274^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1343542320101 is a prime.

It is a Sophie Germain prime.

Together with 1343542320103, it forms a pair of twin primes.

It is a Chen 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 (1343542320103) 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, 671771160050 + 671771160051.

It is an arithmetic number, because the mean of its divisors is an integer number (671771160051).

Almost surely, 2^{1343542320101} is an apocalyptic number.

It is an amenable number.

1343542320101 is a deficient number, since it is larger than the sum of its proper divisors (1).

1343542320101 is an equidigital number, since it uses as much as digits as its factorization.

1343542320101 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8640, while the sum is 29.

Adding to 1343542320101 its reverse (1010232453431), we get a palindrome (2353774773532).

The spelling of 1343542320101 in words is "one trillion, three hundred forty-three billion, five hundred forty-two million, three hundred twenty thousand, one hundred one".