1331300000033 has 2 divisors, whose sum is σ = 1331300000034. Its totient is φ = 1331300000032.

The previous prime is 1331300000029. The next prime is 1331300000059. The reversal of 1331300000033 is 3300000031331.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 927931477264 + 403368522769 = 963292^2 + 635113^2 .

It is a cyclic number.

It is not a de Polignac number, because 1331300000033 - 2² = 1331300000029 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1331299999957 and 1331300000020.

It is not a weakly prime, because it can be changed into another prime (1331300005033) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 665650000016 + 665650000017.

It is an arithmetic number, because the mean of its divisors is an integer number (665650000017).

Almost surely, 2^{1331300000033} is an apocalyptic number.

It is an amenable number.

1331300000033 is a deficient number, since it is larger than the sum of its proper divisors (1).

1331300000033 is an equidigital number, since it uses as much as digits as its factorization.

1331300000033 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 243, while the sum is 17.

Adding to 1331300000033 its reverse (3300000031331), we get a palindrome (4631300031364).

The spelling of 1331300000033 in words is "one trillion, three hundred thirty-one billion, three hundred million, thirty-three", and thus it is an aban number.