200434142621101 has 2 divisors, whose sum is σ = 200434142621102. Its totient is φ = 200434142621100.

The previous prime is 200434142621077. The next prime is 200434142621161. The reversal of 200434142621101 is 101126241434002.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 186008654973001 + 14425487648100 = 13638499^2 + 3798090^2 .

It is a cyclic number.

It is not a de Polignac number, because 200434142621101 - 2¹⁵ = 200434142588333 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (200434142621161) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100217071310550 + 100217071310551.

It is an arithmetic number, because the mean of its divisors is an integer number (100217071310551).

Almost surely, 2^{200434142621101} is an apocalyptic number.

It is an amenable number.

200434142621101 is a deficient number, since it is larger than the sum of its proper divisors (1).

200434142621101 is an equidigital number, since it uses as much as digits as its factorization.

200434142621101 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9216, while the sum is 31.

The spelling of 200434142621101 in words is "two hundred trillion, four hundred thirty-four billion, one hundred forty-two million, six hundred twenty-one thousand, one hundred one".