100201201 has 2 divisors, whose sum is σ = 100201202.
Its totient is φ = 100201200.
The previous prime is 100201183. The next prime is 100201229. The reversal of 100201201 is 102102001.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 99520576 + 680625 = 9976^2 + 825^2
It is a cyclic number.
It is not a de Polignac number, because 100201201 - 29 = 100200689 is a prime.
It is not a weakly prime, because it can be changed into another prime (100201261) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50100600 + 50100601.
It is an arithmetic number, because the mean of its divisors is an integer number (50100601).
Almost surely, 2100201201 is an apocalyptic number.
It is an amenable number.
100201201 is a deficient number, since it is larger than the sum of its proper divisors (1).
100201201 is an equidigital number, since it uses as much as digits as its factorization.
100201201 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 4, while the sum is 7.
The square root of 100201201 is about 10010.0549948539.
The cubic root of 100201201 is about 464.4699722548.
Adding to 100201201 its reverse (102102001), we get a palindrome (202303202).
The spelling of 100201201 in words is "one hundred million, two hundred one thousand, two hundred one".