423100212433 has 4 divisors (see below), whose sum is σ = 428896105828. Its totient is φ = 417304319040.

The previous prime is 423100212373. The next prime is 423100212461. The reversal of 423100212433 is 334212001324.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 348545002129 + 74555210304 = 590377^2 + 273048^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-423100212433 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 423100212398 and 423100212407.

It is not an unprimeable number, because it can be changed into a prime (423100212833) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2897946588 + ... + 2897946733.

It is an arithmetic number, because the mean of its divisors is an integer number (107224026457).

Almost surely, 2^423100212433 is an apocalyptic number.

It is an amenable number.

423100212433 is a deficient number, since it is larger than the sum of its proper divisors (5795893395).

423100212433 is an equidigital number, since it uses as much as digits as its factorization.

423100212433 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5795893394.

The product of its (nonzero) digits is 3456, while the sum is 25.

Adding to 423100212433 its reverse (334212001324), we get a palindrome (757312213757).

The spelling of 423100212433 in words is "four hundred twenty-three billion, one hundred million, two hundred twelve thousand, four hundred thirty-three".