423331044134311 has 4 divisors (see below), whose sum is σ = 441736741705392. Its totient is φ = 404925346563232.

The previous prime is 423331044134291. The next prime is 423331044134393. The reversal of 423331044134311 is 113431440133324.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 423331044134311 - 2¹⁵ = 423331044101543 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (423331044134111) 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 3 ways as a sum of consecutive naturals, for example, 9202848785506 + ... + 9202848785551.

It is an arithmetic number, because the mean of its divisors is an integer number (110434185426348).

Almost surely, 2^{423331044134311} is an apocalyptic number.

423331044134311 is a deficient number, since it is larger than the sum of its proper divisors (18405697571081).

423331044134311 is a wasteful number, since it uses less digits than its factorization.

423331044134311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18405697571080.

The product of its (nonzero) digits is 124416, while the sum is 37.

Adding to 423331044134311 its reverse (113431440133324), we get a palindrome (536762484267635).

The spelling of 423331044134311 in words is "four hundred twenty-three trillion, three hundred thirty-one billion, forty-four million, one hundred thirty-four thousand, three hundred eleven".