101656166645233 has 2 divisors, whose sum is σ = 101656166645234. Its totient is φ = 101656166645232.

The previous prime is 101656166645221. The next prime is 101656166645279. The reversal of 101656166645233 is 332546661656101.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 96745479621184 + 4910687024049 = 9835928^2 + 2216007^2 .

It is a cyclic number.

It is not a de Polignac number, because 101656166645233 - 2¹³ = 101656166637041 is a prime.

It is not a weakly prime, because it can be changed into another prime (101656166645633) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50828083322616 + 50828083322617.

It is an arithmetic number, because the mean of its divisors is an integer number (50828083322617).

Almost surely, 2^{101656166645233} is an apocalyptic number.

It is an amenable number.

101656166645233 is a deficient number, since it is larger than the sum of its proper divisors (1).

101656166645233 is an equidigital number, since it uses as much as digits as its factorization.

101656166645233 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13996800, while the sum is 55.

The spelling of 101656166645233 in words is "one hundred one trillion, six hundred fifty-six billion, one hundred sixty-six million, six hundred forty-five thousand, two hundred thirty-three".