423134111211 has 16 divisors (see below), whose sum is σ = 644795483904. Its totient is φ = 241783534944.

The previous prime is 423134111203. The next prime is 423134111219. The reversal of 423134111211 is 112111431324.

It is an interprime number because it is at equal distance from previous prime (423134111203) and next prime (423134111219).

It is not a de Polignac number, because 423134111211 - 2³ = 423134111203 is a prime.

It is not an unprimeable number, because it can be changed into a prime (423134111219) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 438160 + ... + 1018946.

It is an arithmetic number, because the mean of its divisors is an integer number (40299717744).

Almost surely, 2^423134111211 is an apocalyptic number.

423134111211 is a deficient number, since it is larger than the sum of its proper divisors (221661372693).

423134111211 is a wasteful number, since it uses less digits than its factorization.

423134111211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 615490.

The product of its digits is 576, while the sum is 24.

Adding to 423134111211 its reverse (112111431324), we get a palindrome (535245542535).

The spelling of 423134111211 in words is "four hundred twenty-three billion, one hundred thirty-four million, one hundred eleven thousand, two hundred eleven".