203120241 has 8 divisors (see below), whose sum is σ = 285081120. Its totient is φ = 128286432.

The previous prime is 203120189. The next prime is 203120257. The reversal of 203120241 is 142021302.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 203120241 - 2⁹ = 203119729 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 203120241.

It is not an unprimeable number, because it can be changed into a prime (203120441) 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, 1781700 + ... + 1781813.

It is an arithmetic number, because the mean of its divisors is an integer number (35635140).

Almost surely, 2^203120241 is an apocalyptic number.

It is an amenable number.

203120241 is a deficient number, since it is larger than the sum of its proper divisors (81960879).

203120241 is a wasteful number, since it uses less digits than its factorization.

203120241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3563535.

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 203120241 is about 14252.0258559968. The cubic root of 203120241 is about 587.8290811244.

Adding to 203120241 its reverse (142021302), we get a palindrome (345141543).

The spelling of 203120241 in words is "two hundred three million, one hundred twenty thousand, two hundred forty-one".