201142 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a congruent number.
It is an unprimeable number.
2201142 is an apocalyptic number.
201142 is a wasteful number, since it uses less digits than its factorization.
201142 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 782.
The square root of 201142 is about 448.4885728756. The cubic root of 201142 is about 58.5914511868.
Adding to 201142 its reverse (241102), we get a palindrome (442244).
The spelling of 201142 in words is "two hundred one thousand, one hundred forty-two", and thus it is an iban number.