203420241 has 20 divisors (see below), whose sum is σ = 308418352. Its totient is φ = 133585848.

The previous prime is 203420237. The next prime is 203420281. The reversal of 203420241 is 142024302.

203420241 is a `hidden beast` number, since 2 + 0 + 3 + 420 + 241 = 666.

It is not a de Polignac number, because 203420241 - 2² = 203420237 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (203420281) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 13315 + ... + 24168.

Almost surely, 2^203420241 is an apocalyptic number.

It is an amenable number.

203420241 is a deficient number, since it is larger than the sum of its proper divisors (104998111).

203420241 is an equidigital number, since it uses as much as digits as its factorization.

203420241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37562 (or 37553 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

The square root of 203420241 is about 14262.5467922107. The cubic root of 203420241 is about 588.1183383229.

Adding to 203420241 its reverse (142024302), we get a palindrome (345444543).

The spelling of 203420241 in words is "two hundred three million, four hundred twenty thousand, two hundred forty-one".