200020012061 has 2 divisors, whose sum is σ = 200020012062. Its totient is φ = 200020012060.

The previous prime is 200020012021. The next prime is 200020012091. The reversal of 200020012061 is 160210020002.

200020012061 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 199840291225 + 179720836 = 447035^2 + 13406^2 .

It is a cyclic number.

It is not a de Polignac number, because 200020012061 - 2¹⁴ = 200019995677 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (200020012021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100010006030 + 100010006031.

It is an arithmetic number, because the mean of its divisors is an integer number (100010006031).

Almost surely, 2^200020012061 is an apocalyptic number.

It is an amenable number.

200020012061 is a deficient number, since it is larger than the sum of its proper divisors (1).

200020012061 is an equidigital number, since it uses as much as digits as its factorization.

200020012061 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 48, while the sum is 14.

Adding to 200020012061 its reverse (160210020002), we get a palindrome (360230032063).

The spelling of 200020012061 in words is "two hundred billion, twenty million, twelve thousand, sixty-one".