2133103232321 has 2 divisors, whose sum is σ = 2133103232322. Its totient is φ = 2133103232320.

The previous prime is 2133103232303. The next prime is 2133103232329. The reversal of 2133103232321 is 1232323013312.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1987874406400 + 145228825921 = 1409920^2 + 381089^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2133103232321 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (2133103232329) 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, 1066551616160 + 1066551616161.

It is an arithmetic number, because the mean of its divisors is an integer number (1066551616161).

Almost surely, 2^{2133103232321} is an apocalyptic number.

It is an amenable number.

2133103232321 is a deficient number, since it is larger than the sum of its proper divisors (1).

2133103232321 is an equidigital number, since it uses as much as digits as its factorization.

2133103232321 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3888, while the sum is 26.

Adding to 2133103232321 its reverse (1232323013312), we get a palindrome (3365426245633).

The spelling of 2133103232321 in words is "two trillion, one hundred thirty-three billion, one hundred three million, two hundred thirty-two thousand, three hundred twenty-one".