423222111344 has 20 divisors (see below), whose sum is σ = 820016299080. Its totient is φ = 211605001920.

The previous prime is 423222111241. The next prime is 423222111353. The reversal of 423222111344 is 443111222324.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 227834 + ... + 947814.

It is an arithmetic number, because the mean of its divisors is an integer number (41000814954).

Almost surely, 2^423222111344 is an apocalyptic number.

It is an amenable number.

423222111344 is a deficient number, since it is larger than the sum of its proper divisors (396794187736).

423222111344 is a wasteful number, since it uses less digits than its factorization.

423222111344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 756728 (or 756722 counting only the distinct ones).

The product of its digits is 9216, while the sum is 29.

Adding to 423222111344 its reverse (443111222324), we get a palindrome (866333333668).

The spelling of 423222111344 in words is "four hundred twenty-three billion, two hundred twenty-two million, one hundred eleven thousand, three hundred forty-four".