423500371211 has 2 divisors, whose sum is σ = 423500371212. Its totient is φ = 423500371210.

The previous prime is 423500371201. The next prime is 423500371241. The reversal of 423500371211 is 112173005324.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-423500371211 is a prime.

It is not a weakly prime, because it can be changed into another prime (423500371201) 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, 211750185605 + 211750185606.

It is an arithmetic number, because the mean of its divisors is an integer number (211750185606).

Almost surely, 2^423500371211 is an apocalyptic number.

423500371211 is a deficient number, since it is larger than the sum of its proper divisors (1).

423500371211 is an equidigital number, since it uses as much as digits as its factorization.

423500371211 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5040, while the sum is 29.

Adding to 423500371211 its reverse (112173005324), we get a palindrome (535673376535).

The spelling of 423500371211 in words is "four hundred twenty-three billion, five hundred million, three hundred seventy-one thousand, two hundred eleven".