423420344211 has 16 divisors (see below), whose sum is σ = 582928928768. Its totient is φ = 273100896000.

The previous prime is 423420344203. The next prime is 423420344213. The reversal of 423420344211 is 112443024324.

It is not a de Polignac number, because 423420344211 - 2³ = 423420344203 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (423420344213) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 264190 + ... + 957411.

It is an arithmetic number, because the mean of its divisors is an integer number (36433058048).

Almost surely, 2^423420344211 is an apocalyptic number.

423420344211 is a deficient number, since it is larger than the sum of its proper divisors (159508584557).

423420344211 is a wasteful number, since it uses less digits than its factorization.

423420344211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1225362.

The product of its (nonzero) digits is 18432, while the sum is 30.

Adding to 423420344211 its reverse (112443024324), we get a palindrome (535863368535).

The spelling of 423420344211 in words is "four hundred twenty-three billion, four hundred twenty million, three hundred forty-four thousand, two hundred eleven".