423132211 has 4 divisors (see below), whose sum is σ = 432135072. Its totient is φ = 414129352.

The previous prime is 423132197. The next prime is 423132251. The reversal of 423132211 is 112231324.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 423132211 - 2⁵ = 423132179 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (423132251) 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, 4501360 + ... + 4501453.

It is an arithmetic number, because the mean of its divisors is an integer number (108033768).

Almost surely, 2^423132211 is an apocalyptic number.

423132211 is a deficient number, since it is larger than the sum of its proper divisors (9002861).

423132211 is an equidigital number, since it uses as much as digits as its factorization.

423132211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9002860.

The product of its digits is 288, while the sum is 19.

The square root of 423132211 is about 20570.1777094900. The cubic root of 423132211 is about 750.7442750877.

Adding to 423132211 its reverse (112231324), we get a palindrome (535363535).

The spelling of 423132211 in words is "four hundred twenty-three million, one hundred thirty-two thousand, two hundred eleven".