2124123432434 has 8 divisors (see below), whose sum is σ = 3373607804508. Its totient is φ = 999587497600.

The previous prime is 2124123432397. The next prime is 2124123432439. The reversal of 2124123432434 is 4342343214212.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 2119892320225 + 4231112209 = 1455985^2 + 65047^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 2124123432394 and 2124123432403.

It is not an unprimeable number, because it can be changed into a prime (2124123432439) 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, 31237109267 + ... + 31237109334.

Almost surely, 2^{2124123432434} is an apocalyptic number.

2124123432434 is a deficient number, since it is larger than the sum of its proper divisors (1249484372074).

2124123432434 is a wasteful number, since it uses less digits than its factorization.

2124123432434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62474218620.

The product of its digits is 110592, while the sum is 35.

Adding to 2124123432434 its reverse (4342343214212), we get a palindrome (6466466646646).

The spelling of 2124123432434 in words is "two trillion, one hundred twenty-four billion, one hundred twenty-three million, four hundred thirty-two thousand, four hundred thirty-four".