200100120022081 has 2 divisors, whose sum is σ = 200100120022082. Its totient is φ = 200100120022080.

The previous prime is 200100120022031. The next prime is 200100120022133. The reversal of 200100120022081 is 180220021001002.

200100120022081 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 111809666332081 + 88290453690000 = 10574009^2 + 9396300^2 .

It is a cyclic number.

It is not a de Polignac number, because 200100120022081 - 2¹³ = 200100120013889 is a prime.

It is a super-2 number, since 2×200100120022081² (a number of 29 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (200100120022031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100050060011040 + 100050060011041.

It is an arithmetic number, because the mean of its divisors is an integer number (100050060011041).

Almost surely, 2^{200100120022081} is an apocalyptic number.

It is an amenable number.

200100120022081 is a deficient number, since it is larger than the sum of its proper divisors (1).

200100120022081 is an equidigital number, since it uses as much as digits as its factorization.

200100120022081 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 200100120022081 its reverse (180220021001002), we get a palindrome (380320141023083).

The spelling of 200100120022081 in words is "two hundred trillion, one hundred billion, one hundred twenty million, twenty-two thousand, eighty-one".