200202100000073 has 2 divisors, whose sum is σ = 200202100000074. Its totient is φ = 200202100000072.

The previous prime is 200202099999919. The next prime is 200202100000079. The reversal of 200202100000073 is 370000001202002.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 184708838922169 + 15493261077904 = 13590763^2 + 3936148^2 .

It is a cyclic number.

It is not a de Polignac number, because 200202100000073 - 2²⁶ = 200202032891209 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 200202099999997 and 200202100000060.

It is not a weakly prime, because it can be changed into another prime (200202100000079) 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, 100101050000036 + 100101050000037.

It is an arithmetic number, because the mean of its divisors is an integer number (100101050000037).

Almost surely, 2^{200202100000073} is an apocalyptic number.

It is an amenable number.

200202100000073 is a deficient number, since it is larger than the sum of its proper divisors (1).

200202100000073 is an equidigital number, since it uses as much as digits as its factorization.

200202100000073 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 168, while the sum is 17.

Adding to 200202100000073 its reverse (370000001202002), we get a palindrome (570202101202075).

The spelling of 200202100000073 in words is "two hundred trillion, two hundred two billion, one hundred million, seventy-three", and thus it is an aban number.