1021203101341 has 2 divisors, whose sum is σ = 1021203101342. Its totient is φ = 1021203101340.

The previous prime is 1021203101327. The next prime is 1021203101411. The reversal of 1021203101341 is 1431013021201.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 722372505625 + 298830595716 = 849925^2 + 546654^2 .

It is an emirp because it is prime and its reverse (1431013021201) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1021203101341 - 2¹⁹ = 1021202577053 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1021203171341) 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, 510601550670 + 510601550671.

It is an arithmetic number, because the mean of its divisors is an integer number (510601550671).

Almost surely, 2^{1021203101341} is an apocalyptic number.

It is an amenable number.

1021203101341 is a deficient number, since it is larger than the sum of its proper divisors (1).

1021203101341 is an equidigital number, since it uses as much as digits as its factorization.

1021203101341 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 1021203101341 its reverse (1431013021201), we get a palindrome (2452216122542).

The spelling of 1021203101341 in words is "one trillion, twenty-one billion, two hundred three million, one hundred one thousand, three hundred forty-one".