10612221065717 has 2 divisors, whose sum is σ = 10612221065718. Its totient is φ = 10612221065716.

The previous prime is 10612221065689. The next prime is 10612221065741. The reversal of 10612221065717 is 71756012221601.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5401017832081 + 5211203233636 = 2324009^2 + 2282806^2 .

It is a cyclic number.

It is not a de Polignac number, because 10612221065717 - 2⁶ = 10612221065653 is a prime.

It is a super-2 number, since 2×10612221065717² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10612221065317) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5306110532858 + 5306110532859.

It is an arithmetic number, because the mean of its divisors is an integer number (5306110532859).

Almost surely, 2^{10612221065717} is an apocalyptic number.

It is an amenable number.

10612221065717 is a deficient number, since it is larger than the sum of its proper divisors (1).

10612221065717 is an equidigital number, since it uses as much as digits as its factorization.

10612221065717 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 70560, while the sum is 41.

The spelling of 10612221065717 in words is "ten trillion, six hundred twelve billion, two hundred twenty-one million, sixty-five thousand, seven hundred seventeen".