203413432430 has 64 divisors (see below), whose sum is σ = 404194492800. Its totient is φ = 73226004480.

The previous prime is 203413432373. The next prime is 203413432457. The reversal of 203413432430 is 34234314302.

It is a junction number, because it is equal to n+sod(n) for n = 203413432393 and 203413432402.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8564111 + ... + 8587829.

It is an arithmetic number, because the mean of its divisors is an integer number (6315538950).

Almost surely, 2^203413432430 is an apocalyptic number.

203413432430 is a deficient number, since it is larger than the sum of its proper divisors (200781060370).

203413432430 is a wasteful number, since it uses less digits than its factorization.

203413432430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25389.

The product of its (nonzero) digits is 20736, while the sum is 29.

Adding to 203413432430 its reverse (34234314302), we get a palindrome (237647746732).

The spelling of 203413432430 in words is "two hundred three billion, four hundred thirteen million, four hundred thirty-two thousand, four hundred thirty".