423404111422 has 16 divisors (see below), whose sum is σ = 636145804800. Its totient is φ = 211355587800.

The previous prime is 423404111411. The next prime is 423404111441. The reversal of 423404111422 is 224111404324.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16302547 + ... + 16328497.

It is an arithmetic number, because the mean of its divisors is an integer number (39759112800).

Almost surely, 2^423404111422 is an apocalyptic number.

423404111422 is a deficient number, since it is larger than the sum of its proper divisors (212741693378).

423404111422 is a wasteful number, since it uses less digits than its factorization.

423404111422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38991.

The product of its (nonzero) digits is 6144, while the sum is 28.

Adding to 423404111422 its reverse (224111404324), we get a palindrome (647515515746).

The spelling of 423404111422 in words is "four hundred twenty-three billion, four hundred four million, one hundred eleven thousand, four hundred twenty-two".