424323311231 has 4 divisors (see below), whose sum is σ = 424609437672. Its totient is φ = 424037184792.

The previous prime is 424323311221. The next prime is 424323311299. The reversal of 424323311231 is 132113323424.

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 424323311231 - 2¹⁴ = 424323294847 is a prime.

It is a super-2 number, since 2×424323311231² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 424323311194 and 424323311203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (424323311201) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 143060996 + ... + 143063961.

It is an arithmetic number, because the mean of its divisors is an integer number (106152359418).

Almost surely, 2^424323311231 is an apocalyptic number.

424323311231 is a deficient number, since it is larger than the sum of its proper divisors (286126441).

424323311231 is a wasteful number, since it uses less digits than its factorization.

424323311231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 286126440.

The product of its digits is 10368, while the sum is 29.

Adding to 424323311231 its reverse (132113323424), we get a palindrome (556436634655).

The spelling of 424323311231 in words is "four hundred twenty-four billion, three hundred twenty-three million, three hundred eleven thousand, two hundred thirty-one".