200021000199941 has 2 divisors, whose sum is σ = 200021000199942. Its totient is φ = 200021000199940.

The previous prime is 200021000199931. The next prime is 200021000200009. The reversal of 200021000199941 is 149991000120002.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 194814179032225 + 5206821167716 = 13957585^2 + 2281846^2 .

It is a cyclic number.

It is not a de Polignac number, because 200021000199941 - 2³⁰ = 200019926458117 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 200021000199895 and 200021000199904.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (200021000199931) 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, 100010500099970 + 100010500099971.

It is an arithmetic number, because the mean of its divisors is an integer number (100010500099971).

Almost surely, 2^{200021000199941} is an apocalyptic number.

It is an amenable number.

200021000199941 is a deficient number, since it is larger than the sum of its proper divisors (1).

200021000199941 is an equidigital number, since it uses as much as digits as its factorization.

200021000199941 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11664, while the sum is 38.

The spelling of 200021000199941 in words is "two hundred trillion, twenty-one billion, one hundred ninety-nine thousand, nine hundred forty-one".