423341420203431 has 12 divisors (see below), whose sum is σ = 638079821756208. Its totient is φ = 269956847665824.

The previous prime is 423341420203423. The next prime is 423341420203441. The reversal of 423341420203431 is 134302024143324.

423341420203431 is a `hidden beast` number, since 4 + 2 + 3 + 3 + 4 + 14 + 2 + 0 + 203 + 431 = 666.

It is not a de Polignac number, because 423341420203431 - 2³ = 423341420203423 is a prime.

It is a super-2 number, since 2×423341420203431² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (423341420203421) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1022563816710 + ... + 1022563817123.

It is an arithmetic number, because the mean of its divisors is an integer number (53173318479684).

Almost surely, 2^{423341420203431} is an apocalyptic number.

423341420203431 is a deficient number, since it is larger than the sum of its proper divisors (214738401552777).

423341420203431 is a wasteful number, since it uses less digits than its factorization.

423341420203431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2045127633862 (or 2045127633859 counting only the distinct ones).

The product of its (nonzero) digits is 165888, while the sum is 36.

Adding to 423341420203431 its reverse (134302024143324), we get a palindrome (557643444346755).

The spelling of 423341420203431 in words is "four hundred twenty-three trillion, three hundred forty-one billion, four hundred twenty million, two hundred three thousand, four hundred thirty-one".