404424420203 has 2 divisors, whose sum is σ = 404424420204. Its totient is φ = 404424420202.

The previous prime is 404424420167. The next prime is 404424420221. The reversal of 404424420203 is 302024424404.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 404424420203 - 2³⁶ = 335704943467 is a prime.

It is a super-2 number, since 2×404424420203² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (404424420293) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 202212210101 + 202212210102.

It is an arithmetic number, because the mean of its divisors is an integer number (202212210102).

Almost surely, 2^404424420203 is an apocalyptic number.

404424420203 is a deficient number, since it is larger than the sum of its proper divisors (1).

404424420203 is an equidigital number, since it uses as much as digits as its factorization.

404424420203 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 24576, while the sum is 29.

Adding to 404424420203 its reverse (302024424404), we get a palindrome (706448844607).

The spelling of 404424420203 in words is "four hundred four billion, four hundred twenty-four million, four hundred twenty thousand, two hundred three".