201433201 has 2 divisors, whose sum is σ = 201433202. Its totient is φ = 201433200.

The previous prime is 201433189. The next prime is 201433237. The reversal of 201433201 is 102334102.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 124344801 + 77088400 = 11151^2 + 8780^2 .

It is a cyclic number.

It is not a de Polignac number, because 201433201 - 2⁷ = 201433073 is a prime.

It is not a weakly prime, because it can be changed into another prime (201433301) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100716600 + 100716601.

It is an arithmetic number, because the mean of its divisors is an integer number (100716601).

Almost surely, 2^201433201 is an apocalyptic number.

It is an amenable number.

201433201 is a deficient number, since it is larger than the sum of its proper divisors (1).

201433201 is an equidigital number, since it uses as much as digits as its factorization.

201433201 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 201433201 is about 14192.7164771230. The cubic root of 201433201 is about 586.1971258439.

Adding to 201433201 its reverse (102334102), we get a palindrome (303767303).

Subtracting from 201433201 its reverse (102334102), we obtain a palindrome (99099099).

The spelling of 201433201 in words is "two hundred one million, four hundred thirty-three thousand, two hundred one".