423112212243 has 96 divisors (see below), whose sum is σ = 754197350400. Its totient is φ = 228006313920.

The previous prime is 423112212223. The next prime is 423112212247. The reversal of 423112212243 is 342212211324.

423112212243 is a `hidden beast` number, since 423 + 1 + 1 + 2 + 212 + 24 + 3 = 666.

It is not a de Polignac number, because 423112212243 - 2²⁸ = 422843776787 is a prime.

It is not an unprimeable number, because it can be changed into a prime (423112212247) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 4999105 + ... + 5083037.

It is an arithmetic number, because the mean of its divisors is an integer number (7856222400).

Almost surely, 2^423112212243 is an apocalyptic number.

423112212243 is a deficient number, since it is larger than the sum of its proper divisors (331085138157).

423112212243 is a wasteful number, since it uses less digits than its factorization.

423112212243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84054 (or 84037 counting only the distinct ones).

The product of its digits is 4608, while the sum is 27.

Adding to 423112212243 its reverse (342212211324), we get a palindrome (765324423567).

The spelling of 423112212243 in words is "four hundred twenty-three billion, one hundred twelve million, two hundred twelve thousand, two hundred forty-three".