423402100043 has 16 divisors (see below), whose sum is σ = 468352743936. Its totient is φ = 380360772000.

The previous prime is 423402100039. The next prime is 423402100061. The reversal of 423402100043 is 340001204324.

It is a cyclic number.

It is not a de Polignac number, because 423402100043 - 2² = 423402100039 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 423402099991 and 423402100018.

It is not an unprimeable number, because it can be changed into a prime (423402100073) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2856083 + ... + 3000668.

It is an arithmetic number, because the mean of its divisors is an integer number (29272046496).

Almost surely, 2^423402100043 is an apocalyptic number.

423402100043 is a deficient number, since it is larger than the sum of its proper divisors (44950643893).

423402100043 is a wasteful number, since it uses less digits than its factorization.

423402100043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5856914.

The product of its (nonzero) digits is 2304, while the sum is 23.

Adding to 423402100043 its reverse (340001204324), we get a palindrome (763403304367).

The spelling of 423402100043 in words is "four hundred twenty-three billion, four hundred two million, one hundred thousand, forty-three".