423111201 has 4 divisors (see below), whose sum is σ = 564148272. Its totient is φ = 282074132.

The previous prime is 423111193. The next prime is 423111203. The reversal of 423111201 is 102111324.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 423111201 - 2³ = 423111193 is a prime.

It is not an unprimeable number, because it can be changed into a prime (423111203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 70518531 + ... + 70518536.

It is an arithmetic number, because the mean of its divisors is an integer number (141037068).

Almost surely, 2^423111201 is an apocalyptic number.

It is an amenable number.

423111201 is a deficient number, since it is larger than the sum of its proper divisors (141037071).

423111201 is a wasteful number, since it uses less digits than its factorization.

423111201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 141037070.

The product of its (nonzero) digits is 48, while the sum is 15.

The square root of 423111201 is about 20569.6670123753. The cubic root of 423111201 is about 750.7318491856.

Adding to 423111201 its reverse (102111324), we get a palindrome (525222525).

The spelling of 423111201 in words is "four hundred twenty-three million, one hundred eleven thousand, two hundred one".