423321431010043 has 4 divisors (see below), whose sum is σ = 423333382863160. Its totient is φ = 423309479156928.

The previous prime is 423321431010041. The next prime is 423321431010089. The reversal of 423321431010043 is 340010134123324.

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 423321431010043 - 2¹ = 423321431010041 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 423321431009987 and 423321431010014.

It is not an unprimeable number, because it can be changed into a prime (423321431010041) 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, 5975873430 + ... + 5975944267.

It is an arithmetic number, because the mean of its divisors is an integer number (105833345715790).

Almost surely, 2^{423321431010043} is an apocalyptic number.

423321431010043 is a deficient number, since it is larger than the sum of its proper divisors (11951853117).

423321431010043 is a wasteful number, since it uses less digits than its factorization.

423321431010043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11951853116.

The product of its (nonzero) digits is 20736, while the sum is 31.

Adding to 423321431010043 its reverse (340010134123324), we get a palindrome (763331565133367).

The spelling of 423321431010043 in words is "four hundred twenty-three trillion, three hundred twenty-one billion, four hundred thirty-one million, ten thousand, forty-three".