201242041 has 32 divisors (see below), whose sum is σ = 272498688. Its totient is φ = 143519040.

The previous prime is 201242033. The next prime is 201242131. The reversal of 201242041 is 140242102.

It is not a de Polignac number, because 201242041 - 2³ = 201242033 is a prime.

It is not an unprimeable number, because it can be changed into a prime (201242441) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 126336 + ... + 127918.

It is an arithmetic number, because the mean of its divisors is an integer number (8515584).

Almost surely, 2^201242041 is an apocalyptic number.

It is an amenable number.

201242041 is a deficient number, since it is larger than the sum of its proper divisors (71256647).

201242041 is a wasteful number, since it uses less digits than its factorization.

201242041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1741.

The product of its (nonzero) digits is 128, while the sum is 16.

The square root of 201242041 is about 14185.9804384470. The cubic root of 201242041 is about 586.0116335679.

Adding to 201242041 its reverse (140242102), we get a palindrome (341484143).

It can be divided in two parts, 201 and 242041, that added together give a palindrome (242242).

The spelling of 201242041 in words is "two hundred one million, two hundred forty-two thousand, forty-one".