340100243320 has 64 divisors (see below), whose sum is σ = 767179693440. Its totient is φ = 135692995200.

The previous prime is 340100243317. The next prime is 340100243341. The reversal of 340100243320 is 23342001043.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 340100243291 and 340100243300.

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, 55833475 + ... + 55839565.

It is an arithmetic number, because the mean of its divisors is an integer number (11987182710).

Almost surely, 2^340100243320 is an apocalyptic number.

It is an amenable number.

340100243320 is an abundant number, since it is smaller than the sum of its proper divisors (427079450120).

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

340100243320 is a wasteful number, since it uses less digits than its factorization.

340100243320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9436 (or 9432 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 22.

Adding to 340100243320 its reverse (23342001043), we get a palindrome (363442244363).

The spelling of 340100243320 in words is "three hundred forty billion, one hundred million, two hundred forty-three thousand, three hundred twenty".