1320200033 has 2 divisors, whose sum is σ = 1320200034. Its totient is φ = 1320200032.

The previous prime is 1320199999. The next prime is 1320200039. The reversal of 1320200033 is 3300020231.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1297656529 + 22543504 = 36023^2 + 4748^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1320200033 is a prime.

It is a super-4 number, since 4×1320200033⁴ (a number of 38 digits) contains 4444 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1320199990 and 1320200017.

It is not a weakly prime, because it can be changed into another prime (1320200039) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 660100016 + 660100017.

It is an arithmetic number, because the mean of its divisors is an integer number (660100017).

Almost surely, 2^1320200033 is an apocalyptic number.

It is an amenable number.

1320200033 is a deficient number, since it is larger than the sum of its proper divisors (1).

1320200033 is an equidigital number, since it uses as much as digits as its factorization.

1320200033 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 108, while the sum is 14.

The square root of 1320200033 is about 36334.5570084458. The cubic root of 1320200033 is about 1097.0167189155.

Adding to 1320200033 its reverse (3300020231), we get a palindrome (4620220264).

The spelling of 1320200033 in words is "one billion, three hundred twenty million, two hundred thousand, thirty-three".