11331121201289 has 2 divisors, whose sum is σ = 11331121201290. Its totient is φ = 11331121201288.

The previous prime is 11331121201241. The next prime is 11331121201297. The reversal of 11331121201289 is 98210212113311.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11329902144064 + 1219057225 = 3365992^2 + 34915^2 .

It is a cyclic number.

It is not a de Polignac number, because 11331121201289 - 2³² = 11326826233993 is a prime.

It is not a weakly prime, because it can be changed into another prime (11331121201189) 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, 5665560600644 + 5665560600645.

It is an arithmetic number, because the mean of its divisors is an integer number (5665560600645).

Almost surely, 2^{11331121201289} is an apocalyptic number.

It is an amenable number.

11331121201289 is a deficient number, since it is larger than the sum of its proper divisors (1).

11331121201289 is an equidigital number, since it uses as much as digits as its factorization.

11331121201289 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5184, while the sum is 35.

The spelling of 11331121201289 in words is "eleven trillion, three hundred thirty-one billion, one hundred twenty-one million, two hundred one thousand, two hundred eighty-nine".