201241222 has 32 divisors (see below), whose sum is σ = 372621312. Its totient is φ = 79376544.

The previous prime is 201241207. The next prime is 201241253. The reversal of 201241222 is 222142102.

It is a junction number, because it is equal to n+sod(n) for n = 201241196 and 201241205.

It is a congruent number.

It is an unprimeable number.

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 in 15 ways as a sum of consecutive naturals, for example, 68263 + ... + 71149.

It is an arithmetic number, because the mean of its divisors is an integer number (11644416).

Almost surely, 2^201241222 is an apocalyptic number.

201241222 is a deficient number, since it is larger than the sum of its proper divisors (171380090).

201241222 is a wasteful number, since it uses less digits than its factorization.

201241222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3292.

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

The square root of 201241222 is about 14185.9515718897. The cubic root of 201241222 is about 586.0108385979.

Adding to 201241222 its reverse (222142102), we get a palindrome (423383324).

It can be divided in two parts, 2012 and 41222, that added together give a palindrome (43234).

The spelling of 201241222 in words is "two hundred one million, two hundred forty-one thousand, two hundred twenty-two".