423122231 has 8 divisors (see below), whose sum is σ = 512013600. Its totient is φ = 341342208.

The previous prime is 423122221. The next prime is 423122233. The reversal of 423122231 is 132221324.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 423122231 - 2¹⁴ = 423105847 is a prime.

It is a super-2 number, since 2×423122231² = 358064844732834722, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (423122233) 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, 1777706 + ... + 1777943.

It is an arithmetic number, because the mean of its divisors is an integer number (64001700).

Almost surely, 2^423122231 is an apocalyptic number.

423122231 is a deficient number, since it is larger than the sum of its proper divisors (88891369).

423122231 is a wasteful number, since it uses less digits than its factorization.

423122231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3555673.

The product of its digits is 576, while the sum is 20.

The square root of 423122231 is about 20569.9351238646. The cubic root of 423122231 is about 750.7383726877.

Adding to 423122231 its reverse (132221324), we get a palindrome (555343555).

It can be divided in two parts, 4231 and 22231, that added together give a palindrome (26462).

The spelling of 423122231 in words is "four hundred twenty-three million, one hundred twenty-two thousand, two hundred thirty-one".