2133322221161 has 2 divisors, whose sum is σ = 2133322221162. Its totient is φ = 2133322221160.

The previous prime is 2133322221101. The next prime is 2133322221221. The reversal of 2133322221161 is 1611222233312.

It is a balanced prime because it is at equal distance from previous prime (2133322221101) and next prime (2133322221221).

It can be written as a sum of positive squares in only one way, i.e., 2125297465600 + 8024755561 = 1457840^2 + 89581^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2133322221161 is a prime.

It is not a weakly prime, because it can be changed into another prime (2133322221101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1066661110580 + 1066661110581.

It is an arithmetic number, because the mean of its divisors is an integer number (1066661110581).

Almost surely, 2^{2133322221161} is an apocalyptic number.

It is an amenable number.

2133322221161 is a deficient number, since it is larger than the sum of its proper divisors (1).

2133322221161 is an equidigital number, since it uses as much as digits as its factorization.

2133322221161 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5184, while the sum is 29.

Adding to 2133322221161 its reverse (1611222233312), we get a palindrome (3744544454473).

The spelling of 2133322221161 in words is "two trillion, one hundred thirty-three billion, three hundred twenty-two million, two hundred twenty-one thousand, one hundred sixty-one".