22200943673617 has 2 divisors, whose sum is σ = 22200943673618. Its totient is φ = 22200943673616.

The previous prime is 22200943673561. The next prime is 22200943673761. The reversal of 22200943673617 is 71637634900222.

Together with next prime (22200943673761) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12038339276161 + 10162604397456 = 3469631^2 + 3187884^2 .

It is a cyclic number.

It is not a de Polignac number, because 22200943673617 - 2¹⁵ = 22200943640849 is a prime.

It is a super-2 number, since 2×22200943673617² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (22200943679617) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11100471836808 + 11100471836809.

It is an arithmetic number, because the mean of its divisors is an integer number (11100471836809).

Almost surely, 2^{22200943673617} is an apocalyptic number.

It is an amenable number.

22200943673617 is a deficient number, since it is larger than the sum of its proper divisors (1).

22200943673617 is an equidigital number, since it uses as much as digits as its factorization.

22200943673617 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4572288, while the sum is 52.

The spelling of 22200943673617 in words is "twenty-two trillion, two hundred billion, nine hundred forty-three million, six hundred seventy-three thousand, six hundred seventeen".