10154473222217 has 2 divisors, whose sum is σ = 10154473222218. Its totient is φ = 10154473222216.

The previous prime is 10154473222169. The next prime is 10154473222241. The reversal of 10154473222217 is 71222237445101.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9551833084816 + 602640137401 = 3090604^2 + 776299^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10154473222217 is a prime.

It is a super-2 number, since 2×10154473222217² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (10154473222277) 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, 5077236611108 + 5077236611109.

It is an arithmetic number, because the mean of its divisors is an integer number (5077236611109).

Almost surely, 2^{10154473222217} is an apocalyptic number.

It is an amenable number.

10154473222217 is a deficient number, since it is larger than the sum of its proper divisors (1).

10154473222217 is an equidigital number, since it uses as much as digits as its factorization.

10154473222217 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 188160, while the sum is 41.

The spelling of 10154473222217 in words is "ten trillion, one hundred fifty-four billion, four hundred seventy-three million, two hundred twenty-two thousand, two hundred seventeen".