2340123443430 has 32 divisors (see below), whose sum is σ = 5627034918144. Its totient is φ = 622839734496.

The previous prime is 2340123443419. The next prime is 2340123443477. The reversal of 2340123443430 is 343443210432.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 2340123443391 and 2340123443400.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 74558034 + ... + 74589413.

It is an arithmetic number, because the mean of its divisors is an integer number (175844841192).

Almost surely, 2^{2340123443430} is an apocalyptic number.

2340123443430 is an abundant number, since it is smaller than the sum of its proper divisors (3286911474714).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2340123443430 is a wasteful number, since it uses less digits than its factorization.

2340123443430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 149147980.

The product of its (nonzero) digits is 82944, while the sum is 33.

Adding to 2340123443430 its reverse (343443210432), we get a palindrome (2683566653862).

The spelling of 2340123443430 in words is "two trillion, three hundred forty billion, one hundred twenty-three million, four hundred forty-three thousand, four hundred thirty".