420312002323 has 2 divisors, whose sum is σ = 420312002324. Its totient is φ = 420312002322.

The previous prime is 420312002317. The next prime is 420312002333. The reversal of 420312002323 is 323200213024.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 420312002323 - 2³⁷ = 282873048851 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 420312002294 and 420312002303.

It is not a weakly prime, because it can be changed into another prime (420312002333) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 210156001161 + 210156001162.

It is an arithmetic number, because the mean of its divisors is an integer number (210156001162).

Almost surely, 2^420312002323 is an apocalyptic number.

420312002323 is a deficient number, since it is larger than the sum of its proper divisors (1).

420312002323 is an equidigital number, since it uses as much as digits as its factorization.

420312002323 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1728, while the sum is 22.

Adding to 420312002323 its reverse (323200213024), we get a palindrome (743512215347).

The spelling of 420312002323 in words is "four hundred twenty billion, three hundred twelve million, two thousand, three hundred twenty-three".