210204441197 has 2 divisors, whose sum is σ = 210204441198. Its totient is φ = 210204441196.

The previous prime is 210204441157. The next prime is 210204441247. The reversal of 210204441197 is 791144402012.

210204441197 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., 174551826436 + 35652614761 = 417794^2 + 188819^2 .

It is a cyclic number.

It is not a de Polignac number, because 210204441197 - 2²⁴ = 210187663981 is a prime.

It is a super-4 number, since 4×210204441197⁴ (a number of 46 digits) contains 4444 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (210204441127) 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, 105102220598 + 105102220599.

It is an arithmetic number, because the mean of its divisors is an integer number (105102220599).

Almost surely, 2^210204441197 is an apocalyptic number.

It is an amenable number.

210204441197 is a deficient number, since it is larger than the sum of its proper divisors (1).

210204441197 is an equidigital number, since it uses as much as digits as its factorization.

210204441197 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 16128, while the sum is 35.

The spelling of 210204441197 in words is "two hundred ten billion, two hundred four million, four hundred forty-one thousand, one hundred ninety-seven".