201433101 has 16 divisors (see below), whose sum is σ = 279854400. Its totient is φ = 128717568.

The previous prime is 201433097. The next prime is 201433109. The reversal of 201433101 is 101334102.

It is not a de Polignac number, because 201433101 - 2² = 201433097 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201433109) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3765 + ... + 20421.

It is an arithmetic number, because the mean of its divisors is an integer number (17490900).

Almost surely, 2^201433101 is an apocalyptic number.

It is an amenable number.

201433101 is a deficient number, since it is larger than the sum of its proper divisors (78421299).

201433101 is a wasteful number, since it uses less digits than its factorization.

201433101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16828.

The product of its (nonzero) digits is 72, while the sum is 15.

The square root of 201433101 is about 14192.7129541889. The cubic root of 201433101 is about 586.1970288395.

Adding to 201433101 its reverse (101334102), we get a palindrome (302767203).

The spelling of 201433101 in words is "two hundred one million, four hundred thirty-three thousand, one hundred one".