1143303114221 has 2 divisors, whose sum is σ = 1143303114222. Its totient is φ = 1143303114220.

The previous prime is 1143303114167. The next prime is 1143303114227. The reversal of 1143303114221 is 1224113033411.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1002974208196 + 140328906025 = 1001486^2 + 374605^2 .

It is an emirp because it is prime and its reverse (1224113033411) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1143303114221 - 2⁶ = 1143303114157 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 (1143303114227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 571651557110 + 571651557111.

It is an arithmetic number, because the mean of its divisors is an integer number (571651557111).

Almost surely, 2^{1143303114221} is an apocalyptic number.

It is an amenable number.

1143303114221 is a deficient number, since it is larger than the sum of its proper divisors (1).

1143303114221 is an equidigital number, since it uses as much as digits as its factorization.

1143303114221 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1728, while the sum is 26.

Adding to 1143303114221 its reverse (1224113033411), we get a palindrome (2367416147632).

The spelling of 1143303114221 in words is "one trillion, one hundred forty-three billion, three hundred three million, one hundred fourteen thousand, two hundred twenty-one".