423112241421 has 12 divisors (see below), whose sum is σ = 611965240380. Its totient is φ = 281704159680.

The previous prime is 423112241393. The next prime is 423112241437. The reversal of 423112241421 is 124142211324.

423112241421 is a `hidden beast` number, since 4 + 2 + 3 + 11 + 224 + 1 + 421 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 142344725796 + 280767515625 = 377286^2 + 529875^2 .

It is not a de Polignac number, because 423112241421 - 2¹⁷ = 423112110349 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (423112221421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 30881766 + ... + 30895463.

It is an arithmetic number, because the mean of its divisors is an integer number (50997103365).

Almost surely, 2^423112241421 is an apocalyptic number.

It is an amenable number.

423112241421 is a deficient number, since it is larger than the sum of its proper divisors (188852998959).

423112241421 is a wasteful number, since it uses less digits than its factorization.

423112241421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61777996 (or 61777993 counting only the distinct ones).

The product of its digits is 3072, while the sum is 27.

Adding to 423112241421 its reverse (124142211324), we get a palindrome (547254452745).

The spelling of 423112241421 in words is "four hundred twenty-three billion, one hundred twelve million, two hundred forty-one thousand, four hundred twenty-one".