423622226323 has 4 divisors (see below), whose sum is σ = 423636150168. Its totient is φ = 423608302480.

The previous prime is 423622226311. The next prime is 423622226371. The reversal of 423622226323 is 323622226324.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-423622226323 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (423622226303) 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, 6916186 + ... + 6977167.

It is an arithmetic number, because the mean of its divisors is an integer number (105909037542).

Almost surely, 2^423622226323 is an apocalyptic number.

423622226323 is a deficient number, since it is larger than the sum of its proper divisors (13923845).

423622226323 is a wasteful number, since it uses less digits than its factorization.

423622226323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13923844.

The product of its digits is 248832, while the sum is 37.

Subtracting from 423622226323 its reverse (323622226324), we obtain a palindrome (99999999999).

The spelling of 423622226323 in words is "four hundred twenty-three billion, six hundred twenty-two million, two hundred twenty-six thousand, three hundred twenty-three".