340203103424 has 28 divisors (see below), whose sum is σ = 710621616600. Its totient is φ = 161148837888.

The previous prime is 340203103421. The next prime is 340203103489. The reversal of 340203103424 is 424301302043.

It is a junction number, because it is equal to n+sod(n) for n = 340203103393 and 340203103402.

It is not an unprimeable number, because it can be changed into a prime (340203103421) 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, 139884929 + ... + 139887360.

It is an arithmetic number, because the mean of its divisors is an integer number (25379343450).

Almost surely, 2^340203103424 is an apocalyptic number.

It is an amenable number.

340203103424 is an abundant number, since it is smaller than the sum of its proper divisors (370418513176).

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

340203103424 is a wasteful number, since it uses less digits than its factorization.

340203103424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 279772320 (or 279772310 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 26.

Adding to 340203103424 its reverse (424301302043), we get a palindrome (764504405467).

The spelling of 340203103424 in words is "three hundred forty billion, two hundred three million, one hundred three thousand, four hundred twenty-four".