200202100487747 has 2 divisors, whose sum is σ = 200202100487748. Its totient is φ = 200202100487746.

The previous prime is 200202100487723. The next prime is 200202100487803. The reversal of 200202100487747 is 747784001202002.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-200202100487747 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 200202100487698 and 200202100487707.

It is not a weakly prime, because it can be changed into another prime (200202100487447) 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, 100101050243873 + 100101050243874.

It is an arithmetic number, because the mean of its divisors is an integer number (100101050243874).

Almost surely, 2^{200202100487747} is an apocalyptic number.

200202100487747 is a deficient number, since it is larger than the sum of its proper divisors (1).

200202100487747 is an equidigital number, since it uses as much as digits as its factorization.

200202100487747 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 351232, while the sum is 44.

Adding to 200202100487747 its reverse (747784001202002), we get a palindrome (947986101689749).

The spelling of 200202100487747 in words is "two hundred trillion, two hundred two billion, one hundred million, four hundred eighty-seven thousand, seven hundred forty-seven".