201241192 has 8 divisors (see below), whose sum is σ = 377327250. Its totient is φ = 100620592.

The previous prime is 201241171. The next prime is 201241199. The reversal of 201241192 is 291142102.

It can be written as a sum of positive squares in only one way, i.e., 189172516 + 12068676 = 13754^2 + 3474^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (201241199) 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, 12577567 + ... + 12577582.

Almost surely, 2^201241192 is an apocalyptic number.

It is an amenable number.

201241192 is a deficient number, since it is larger than the sum of its proper divisors (176086058).

201241192 is a wasteful number, since it uses less digits than its factorization.

201241192 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25155155 (or 25155151 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 22.

The square root of 201241192 is about 14185.9505145055. The cubic root of 201241192 is about 586.0108094781.

Adding to 201241192 its reverse (291142102), we get a palindrome (492383294).

It can be divided in two parts, 20124 and 1192, that added together give a square (21316 = 146²).

The spelling of 201241192 in words is "two hundred one million, two hundred forty-one thousand, one hundred ninety-two".