201133342 has 4 divisors (see below), whose sum is σ = 301700016. Its totient is φ = 100566670.

The previous prime is 201133327. The next prime is 201133349. The reversal of 201133342 is 243331102.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201133349) 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, 50283334 + ... + 50283337.

It is an arithmetic number, because the mean of its divisors is an integer number (75425004).

Almost surely, 2^201133342 is an apocalyptic number.

201133342 is a deficient number, since it is larger than the sum of its proper divisors (100566674).

201133342 is a wasteful number, since it uses less digits than its factorization.

201133342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100566673.

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 201133342 is about 14182.1487088523. The cubic root of 201133342 is about 585.9061050040.

Adding to 201133342 its reverse (243331102), we get a palindrome (444464444).

It can be divided in two parts, 2011 and 33342, that added together give a palindrome (35353).

The spelling of 201133342 in words is "two hundred one million, one hundred thirty-three thousand, three hundred forty-two".