203314123 has 2 divisors, whose sum is σ = 203314124. Its totient is φ = 203314122.

The previous prime is 203314081. The next prime is 203314129. The reversal of 203314123 is 321413302.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 203314123 - 2⁹ = 203313611 is a prime.

It is a super-2 number, since 2×203314123² = 82673265222518258, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 203314123.

It is not a weakly prime, because it can be changed into another prime (203314129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101657061 + 101657062.

It is an arithmetic number, because the mean of its divisors is an integer number (101657062).

Almost surely, 2^203314123 is an apocalyptic number.

203314123 is a deficient number, since it is larger than the sum of its proper divisors (1).

203314123 is an equidigital number, since it uses as much as digits as its factorization.

203314123 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 203314123 is about 14258.8261438311. The cubic root of 203314123 is about 588.0160528651.

Adding to 203314123 its reverse (321413302), we get a palindrome (524727425).

The spelling of 203314123 in words is "two hundred three million, three hundred fourteen thousand, one hundred twenty-three".