423201031 has 8 divisors (see below), whose sum is σ = 477594000. Its totient is φ = 371461440.

The previous prime is 423201029. The next prime is 423201059. The reversal of 423201031 is 130102324.

It is a happy number.

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 423201031 - 2¹ = 423201029 is a prime.

It is a super-2 number, since 2×423201031² = 358198225278925922, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 423200996 and 423201014.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (423201071) 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, 663006 + ... + 663643.

It is an arithmetic number, because the mean of its divisors is an integer number (59699250).

Almost surely, 2^423201031 is an apocalyptic number.

423201031 is a deficient number, since it is larger than the sum of its proper divisors (54392969).

423201031 is a wasteful number, since it uses less digits than its factorization.

423201031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1326689.

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 423201031 is about 20571.8504515272. The cubic root of 423201031 is about 750.7849742820.

Adding to 423201031 its reverse (130102324), we get a palindrome (553303355).

The spelling of 423201031 in words is "four hundred twenty-three million, two hundred one thousand, thirty-one".