423131022209 has 8 divisors (see below), whose sum is σ = 489404556480. Its totient is φ = 358314049296.

The previous prime is 423131022199. The next prime is 423131022211. The reversal of 423131022209 is 902220131324.

It is a happy number.

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

It is a de Polignac number, because none of the positive numbers 2^k-423131022209 is a prime.

It is not an unprimeable number, because it can be changed into a prime (423131022269) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 364139714 + ... + 364140875.

It is an arithmetic number, because the mean of its divisors is an integer number (61175569560).

Almost surely, 2^423131022209 is an apocalyptic number.

It is an amenable number.

423131022209 is a deficient number, since it is larger than the sum of its proper divisors (66273534271).

423131022209 is an equidigital number, since it uses as much as digits as its factorization.

423131022209 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 728280679.

The product of its (nonzero) digits is 5184, while the sum is 29.

The spelling of 423131022209 in words is "four hundred twenty-three billion, one hundred thirty-one million, twenty-two thousand, two hundred nine".