423213223030042 has 16 divisors (see below), whose sum is σ = 655298699069952. Its totient is φ = 204780340118160.

The previous prime is 423213223030033. The next prime is 423213223030043. The reversal of 423213223030042 is 240030322312324.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a junction number, because it is equal to n+sod(n) for n = 423213223029986 and 423213223030013.

It is not an unprimeable number, because it can be changed into a prime (423213223030043) 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, 52871928 + ... + 60347884.

It is an arithmetic number, because the mean of its divisors is an integer number (40956168691872).

Almost surely, 2^{423213223030042} is an apocalyptic number.

423213223030042 is a deficient number, since it is larger than the sum of its proper divisors (232085476039910).

423213223030042 is a wasteful number, since it uses less digits than its factorization.

423213223030042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8389053.

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

Adding to 423213223030042 its reverse (240030322312324), we get a palindrome (663243545342366).

The spelling of 423213223030042 in words is "four hundred twenty-three trillion, two hundred thirteen billion, two hundred twenty-three million, thirty thousand, forty-two".