215233564170011 has 2 divisors, whose sum is σ = 215233564170012. Its totient is φ = 215233564170010.

The previous prime is 215233564169993. The next prime is 215233564170013. The reversal of 215233564170011 is 110071465332512.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 215233564170011 - 2³⁰ = 215232490428187 is a prime.

Together with 215233564170013, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (215233564170013) 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, 107616782085005 + 107616782085006.

It is an arithmetic number, because the mean of its divisors is an integer number (107616782085006).

Almost surely, 2^{215233564170011} is an apocalyptic number.

215233564170011 is a deficient number, since it is larger than the sum of its proper divisors (1).

215233564170011 is an equidigital number, since it uses as much as digits as its factorization.

215233564170011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 151200, while the sum is 41.

The spelling of 215233564170011 in words is "two hundred fifteen trillion, two hundred thirty-three billion, five hundred sixty-four million, one hundred seventy thousand, eleven".