423043221011 has 8 divisors (see below), whose sum is σ = 423905929104. Its totient is φ = 422181076320.

The previous prime is 423043220989. The next prime is 423043221017. The reversal of 423043221011 is 110122340324.

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 423043221011 - 2⁶ = 423043220947 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (423043221017) 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, 1379096 + ... + 1657706.

It is an arithmetic number, because the mean of its divisors is an integer number (52988241138).

Almost surely, 2^423043221011 is an apocalyptic number.

423043221011 is a deficient number, since it is larger than the sum of its proper divisors (862708093).

423043221011 is a wasteful number, since it uses less digits than its factorization.

423043221011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 281701.

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 423043221011 its reverse (110122340324), we get a palindrome (533165561335).

The spelling of 423043221011 in words is "four hundred twenty-three billion, forty-three million, two hundred twenty-one thousand, eleven".