1331302220033 has 2 divisors, whose sum is σ = 1331302220034. Its totient is φ = 1331302220032.

The previous prime is 1331302219979. The next prime is 1331302220047. The reversal of 1331302220033 is 3300222031331.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 984395355889 + 346906864144 = 992167^2 + 588988^2 .

It is a cyclic number.

It is not a de Polignac number, because 1331302220033 - 2⁶ = 1331302219969 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1331302219990 and 1331302220008.

It is not a weakly prime, because it can be changed into another prime (1331302220333) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 665651110016 + 665651110017.

It is an arithmetic number, because the mean of its divisors is an integer number (665651110017).

Almost surely, 2^{1331302220033} is an apocalyptic number.

It is an amenable number.

1331302220033 is a deficient number, since it is larger than the sum of its proper divisors (1).

1331302220033 is an equidigital number, since it uses as much as digits as its factorization.

1331302220033 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1944, while the sum is 23.

Adding to 1331302220033 its reverse (3300222031331), we get a palindrome (4631524251364).

The spelling of 1331302220033 in words is "one trillion, three hundred thirty-one billion, three hundred two million, two hundred twenty thousand, thirty-three".