201134242 has 16 divisors (see below), whose sum is σ = 321080760. Its totient is φ = 94167808.

The previous prime is 201134173. The next prime is 201134249. The reversal of 201134242 is 242431102.

201134242 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 168974001 + 32160241 = 12999^2 + 5671^2 .

It is not an unprimeable number, because it can be changed into a prime (201134249) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8317 + ... + 21712.

Almost surely, 2^201134242 is an apocalyptic number.

201134242 is a deficient number, since it is larger than the sum of its proper divisors (119946518).

201134242 is a wasteful number, since it uses less digits than its factorization.

201134242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30245.

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 201134242 is about 14182.1804388465. The cubic root of 201134242 is about 585.9069789096.

Adding to 201134242 its reverse (242431102), we get a palindrome (443565344).

The spelling of 201134242 in words is "two hundred one million, one hundred thirty-four thousand, two hundred forty-two".