423040203227 has 2 divisors, whose sum is σ = 423040203228. Its totient is φ = 423040203226.

The previous prime is 423040203151. The next prime is 423040203253. The reversal of 423040203227 is 722302040324.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 423040203227 - 2²⁴ = 423023426011 is a prime.

It is a super-2 number, since 2×423040203227² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 423040203227.

It is not a weakly prime, because it can be changed into another prime (423040203527) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211520101613 + 211520101614.

It is an arithmetic number, because the mean of its divisors is an integer number (211520101614).

Almost surely, 2^423040203227 is an apocalyptic number.

423040203227 is a deficient number, since it is larger than the sum of its proper divisors (1).

423040203227 is an equidigital number, since it uses as much as digits as its factorization.

423040203227 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 16128, while the sum is 29.

The spelling of 423040203227 in words is "four hundred twenty-three billion, forty million, two hundred three thousand, two hundred twenty-seven".