200202122000077 has 2 divisors, whose sum is σ = 200202122000078. Its totient is φ = 200202122000076.

The previous prime is 200202122000051. The next prime is 200202122000113. The reversal of 200202122000077 is 770000221202002.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 177326668756836 + 22875453243241 = 13316406^2 + 4782829^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-200202122000077 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (200202122100077) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100101061000038 + 100101061000039.

It is an arithmetic number, because the mean of its divisors is an integer number (100101061000039).

Almost surely, 2^{200202122000077} is an apocalyptic number.

It is an amenable number.

200202122000077 is a deficient number, since it is larger than the sum of its proper divisors (1).

200202122000077 is an equidigital number, since it uses as much as digits as its factorization.

200202122000077 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1568, while the sum is 25.

Adding to 200202122000077 its reverse (770000221202002), we get a palindrome (970202343202079).

The spelling of 200202122000077 in words is "two hundred trillion, two hundred two billion, one hundred twenty-two million, seventy-seven", and thus it is an aban number.