2003402320424 has 16 divisors (see below), whose sum is σ = 3877552878720. Its totient is φ = 969388219440.

The previous prime is 2003402320421. The next prime is 2003402320481. The reversal of 2003402320424 is 4240232043002.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 2003402320393 and 2003402320402.

It is not an unprimeable number, because it can be changed into a prime (2003402320421) 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, 4039117334 + ... + 4039117829.

It is an arithmetic number, because the mean of its divisors is an integer number (242347054920).

Almost surely, 2^{2003402320424} is an apocalyptic number.

It is an amenable number.

2003402320424 is a deficient number, since it is larger than the sum of its proper divisors (1874150558296).

2003402320424 is a wasteful number, since it uses less digits than its factorization.

2003402320424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8078235200 (or 8078235196 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 26.

Adding to 2003402320424 its reverse (4240232043002), we get a palindrome (6243634363426).

The spelling of 2003402320424 in words is "two trillion, three billion, four hundred two million, three hundred twenty thousand, four hundred twenty-four".