324420203 has 2 divisors, whose sum is σ = 324420204. Its totient is φ = 324420202.

The previous prime is 324420149. The next prime is 324420211. The reversal of 324420203 is 302024423.

It is a strong prime.

It is an emirp because it is prime and its reverse (302024423) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 324420203 - 2⁶ = 324420139 is a prime.

It is a super-2 number, since 2×324420203² = 210496936229122418, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (324420703) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 162210101 + 162210102.

It is an arithmetic number, because the mean of its divisors is an integer number (162210102).

Almost surely, 2^324420203 is an apocalyptic number.

324420203 is a deficient number, since it is larger than the sum of its proper divisors (1).

324420203 is an equidigital number, since it uses as much as digits as its factorization.

324420203 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1152, while the sum is 20.

The square root of 324420203 is about 18011.6685234878. The cubic root of 324420203 is about 687.1253384723.

Adding to 324420203 its reverse (302024423), we get a palindrome (626444626).

The spelling of 324420203 in words is "three hundred twenty-four million, four hundred twenty thousand, two hundred three".