423234342031 has 8 divisors (see below), whose sum is σ = 433429436880. Its totient is φ = 413055267072.

The previous prime is 423234342023. The next prime is 423234342067. The reversal of 423234342031 is 130243432324.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 423234342031 - 2³ = 423234342023 is a prime.

It is a super-2 number, since 2×423234342031² (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 = 423234341984 and 423234342002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (423234342001) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3951490 + ... + 4057183.

It is an arithmetic number, because the mean of its divisors is an integer number (54178679610).

Almost surely, 2^423234342031 is an apocalyptic number.

423234342031 is a deficient number, since it is larger than the sum of its proper divisors (10195094849).

423234342031 is a wasteful number, since it uses less digits than its factorization.

423234342031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8009945.

The product of its (nonzero) digits is 41472, while the sum is 31.

Adding to 423234342031 its reverse (130243432324), we get a palindrome (553477774355).

The spelling of 423234342031 in words is "four hundred twenty-three billion, two hundred thirty-four million, three hundred forty-two thousand, thirty-one".